GM Service Manual Online
For 1990-2009 cars only

This master DTC list includes all applicable DTCs in alphanumeric order with descriptors.

DTC

DTC Descriptor

Modules that sets the DTC

Diagnostic Procedure

B0005

In Park Switch/Signal Circuit

EBCM

DTC B0005 in Park Brake

B0016

Passenger Frontal Deployment Loop (single stage or stage 1) Resistance Low

SDM

DTC B0016, B0017, or B0018 in SIR

B0017

Passenger Frontal Deployment Loop (single stage or stage 1) Open

SDM

DTC B0016, B0017, or B0018 in SIR

B0018

Passenger Frontal Deployment Loop (single stage or stage 1) Voltage Out of Range

SDM

DTC B0016, B0017, or B0018 in SIR

B0022

Driver Frontal Deployment Loop (single stage or stage 1) Resistance Low

SDM

DTC B0022, B0024, or B0026 in SIR

B0024

Driver Frontal Deployment Loop (single stage or stage 1) Voltage Out of Range

SDM

DTC B0022, B0024, or B0026 in SIR

B0026

Driver Frontal Deployment Loop (single stage or stage 1) Open

SDM

DTC B0022, B0024, or B0026 in SIR

B0028

Right Front Side Deployment Loop Resistance Low

SDM

DTC B0028, B0029, or B0030 in SIR

B0029

Right Front Side Deployment Loop Open

SDM

DTC B0028, B0029, or B0030 in SIR

B0030

Right Front Side Deployment Loop Voltage Out of Range

SDM

DTC B0028, B0029, or B0030 in SIR

B0040

Left Front Side Deployment Loop Resistance Low

SDM

DTC B0040, B0041, or B0045 in SIR

B0041

Left Front Side Deployment Loop Open

SDM

DTC B0040, B0041, or B0045 in SIR

B0045

Left Front Side Deployment Loop Voltage Out of Range

SDM

DTC B0040, B0041, or B0045 in SIR

B0051

Deployment Commanded

SDM

DTC B0051 in SIR

B0053

Deployment Commanded with Loop DTCs Present

SDM

DTC B0053 in SIR

B0077

Driver Side Impact Sensor (SIS) Performance

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0078

Passenger Side Impact Sensor (SIS) Performance

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0079

Incorrect Driver Side Impact Sensor (SIS) Installed

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0080

Discard Driver Side Impact Sensor (SIS)

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0081

Incorrect Passenger Side Impact Sensor (SIS) Installed

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0082

Discard Passenger Side Impact Sensor (SIS)

SDM

DTC B0077, B0078, B0079, B0080, B0081, or B0082 in SIR

B0285

Electric Rear Defrost Circuit Low

BCM

DTC B0285 in Stationary Windows

B0286

Electric Rear Defrost Circuit High

BCM

DTC B0286 in Stationary Windows

B0936

Coolant Level Sensor Circuit

BCM

DTC B0936 in Engine Cooling

B1000

Electronic Control Unit (ECU) Performance

BCM, SDM

DTC B1000 in Computer/Integrating Systems

B1001

Option Configuration Error

BCM

DTC B1001 in Computer/Integrating Systems

SDM

DTC B1001 in SIR

B1327

Device Power Circuit Low

BCM

DTC B1327 in Engine Electrical

B1328

Device Power Circuit High

BCM

DTC B1328 in Engine Electrical

B1372

Device Ignition 1 (Run/Crank) Circuit Low

BCM

DTC B1372 in Computer/Integrating Systems

B1382

Device Ignition ACCESSORY Circuit Low

BCM

DTC B1382 in Computer/Integrating Systems

B1482

Battery Rundown Protection Circuit Low

BCM

DTC B1482 in Lighting Systems

B2575

Headlamp Control Circuit

BCM

DTC B2575 in Lighting Systems

B2577

Headlamp Control Circuit Low

BCM

DTC B2577 in Lighting Systems

B2578

Headlamp Control Circuit High

BCM

DTC B2578 in Lighting Systems

B2585

Park Lamp Control Circuit

BCM

DTC B2585 in Lighting Systems

B2587

Park Lamp Control Circuit Low

BCM

DTC B2587 in Lighting Systems

B2588

Park Lamp Control Circuit High

BCM

DTC B2588 in Lighting Systems

B2600

Daytime Running Lamp Control Circuit

BCM

DTC B2600 in Lighting Systems

B2602

Daytime Running Lamp Control Circuit Low

BCM

DTC B2602 in Lighting Systems

B2603

Daytime Running Lamp Control Circuit High

BCM

DTC B2603 in Lighting Systems

B2622

Display Dimming Pulse Width Modulation (PWM) Input Circuit Low

BCM

DTC B2622 in Lighting Systems

B2623

Display Dimming Pulse Width Modulation (PWM) Input Circuit High

BCM

DTC B2623 in Lighting Systems

B2627

Display Dimming Pulse Width Modulation (PWM) Output Circuit Low

BCM

DTC B2627 in Lighting Systems

B2628

Display Dimming Pulse Width Modulation (PWM) Output Circuit High

BCM

DTC B2628 in Lighting Systems

B2647

Ambient Light Sensor Circuit Low

BCM

DTC B2647 in Lighting Systems

B2662

Park Lamp Switch Circuit

BCM

DTC B2662 in Lighting Systems

B2707

Gearshift Unlock Circuit Low

BCM

DTC B2707 in Shift Lock Control

B2708

Gearshift Unlock Circuit High

BCM

DTC B2708 in Shift Lock Control

B2752

Horn Relay Coil Circuit Low

BCM

DTC B2752 in Horns

B2753

Horn Relay Coil Circuit High

BCM

DTC B2753 in Horns

B2947

Security System Sensor Power Circuit Low

BCM

DTC B2947 in Theft Deterrent

B2948

Security System Sensor Power Circuit High

BCM

DTC B2948 in Theft Deterrent

B2957

Security System Sensor Data Circuit Low

BCM

DTC B2957 in Theft Deterrent

B2958

Security System Sensor Data Circuit High

BCM

DTC B2958 in Theft Deterrent

B2960

Security System Sensor Data Incorrect but Valid

BCM

DTC B2960 in Theft Deterrent

B2965

Key In Ignition Circuit Open

BCM

DTC B2965 in Instrument Panel, Gages, and Console

B3031

Security System Controller in Learn Mode

BCM

DTC B3031 in Theft Deterrent

B3033

Security System Indicates Tamper

BCM

DTC B3033 in Theft Deterrent

B3109

Keyless Entry Transmitter Low Battery

BCM

DTC B3109 in Keyless Entry

B3127

LF Door Only, Unlock Circuit Low

BCM

DTC B3127 or B3128 in Doors

B3128

LF Door Only, Unlock Circuit High

BCM

DTC B3127 or B3128 in Doors

B3132

All Door Unlock Circuit Low

BCM

DTC B3132 or B3133 in Doors

B3133

All Door Unlock Circuit High

BCM

DTC B3132 or B3133 in Doors

B3137

All Door Lock Circuit Low

BCM

DTC B3137 or B3138 in Doors

B3138

All Door Lock Circuit High

BCM

DTC B3137 or B3138 in Doors

B3267

Trunk Release Output Circuit Low

BCM

DTC B3267 in Body Rear End

B3268

Trunk Release Output Circuit High

BCM

DTC B3268 in Body Rear End

B3702

Intermittent Wiper Delay Input Circuit Low

BCM

DTC B3702 in Wipers/Washer Systems

B3703

Intermittent Wiper Delay Input Circuit High

BCM

DTC B3703 in Wipers/Washer Systems

B3708

Front Washer Motor Input Circuit High

BCM

DTC B3708 in Wipers/Washer Systems

B3715

Front Wiper Relay Drive Circuit

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

B3716

Front Wiper Relay Drive Circuit Range/Performance

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

B3717

Front Wiper Relay Drive Circuit Low

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

B3718

Front Wiper Relay Drive Circuit High

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

B3719

Front Wiper Relay Drive Circuit Open

BCM

DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems

C0035

Left Front Wheel Speed Sensor Circuit

EBCM

DTC C0035-C0051 in Antilock Brake System

C0036

Left Front Wheel Speed Sensor Circuit Range/Performance

EBCM

DTC C0035-C0051 in Antilock Brake System

C0040

Right Front Wheel Speed Sensor Circuit

EBCM

DTC C0035-C0051 in Antilock Brake System

C0041

Right Front Wheel Speed Sensor Circuit Range/Performance

EBCM

DTC C0035-C0051 in Antilock Brake System

C0045

Left Rear Wheel Speed Sensor Circuit

EBCM

DTC C0035-C0051 in Antilock Brake System

C0046

Left Rear Wheel Speed Sensor Circuit Range/Performance

EBCM

DTC C0035-C0051 in Antilock Brake System

C0050

Right Rear Wheel Speed Sensor Circuit

EBCM

DTC C0035-C0051 in Antilock Brake System

C0051

Right Rear Wheel Speed Sensor Circuit Range/Performance

EBCM

DTC C0035-C0051 in Antilock Brake System

C0060

Left Front ABS Solenoid/Motor #1 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0065

Left Front ABS Solenoid/Motor #2 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0070

Right Front ABS Solenoid/Motor #1 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0075

Right Front ABS Solenoid/Motor #2 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0080

Left Rear ABS Solenoid/Motor #1 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0085

Left Rear ABS Solenoid/Motor #2 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0090

Right Rear ABS Solenoid/Motor #1 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0095

Right Rear ABS Solenoid/Motor #2 Circuit

EBCM

DTC C0060-C0095 in Antilock Brake System

C0110

Pump Motor Circuit Malfunction

EBCM

DTC C0110 in Antilock Brake System

C0121

Valve Relay Circuit Malfunction

EBCM

DTC C0121 in Antilock Brake System

C0141

Left TCS Solenoid #1 Circuit

EBCM

DTC C0141-C0156 in Antilock Brake System

C0146

Left TCS Solenoid #2 Circuit

EBCM

DTC C0141-C0156 in Antilock Brake System

C0151

Right TCS Solenoid #1 Circuit

EBCM

DTC C0141-C0156 in Antilock Brake System

C0156

Right TCS Solenoid #2 Circuit

EBCM

DTC C0141-C0156 in Antilock Brake System

C0161

ABS/TCS Brake Switch/Sensor Circuit

EBCM

DTC C0161 in Antilock Brake System

C0236

TCS Engine RPM Signal Circuit

EBCM

DTC C0236 in Antilock Brake System

C0241

Powertrain Control Module (PCM) Indicated Requested Torque Malfunction

EBCM

DTC C0241 in Antilock Brake System

C0244

Pulse Width Modulated (PWM) Delivered Torque

EBCM

DTC C0244 in Antilock Brake System

C0245

Wheel Speed Sensor Frequency Error

EBCM

DTC C0245 in Antilock Brake System

C0267

Low Brake Fluid Indicated

EBCM

DTC C0267 in Hydraulic Brakes

C0550

Electronic Control Unit (ECU)

EBCM

DTC C0550 in Antilock Brake System

C0551

Option Configuration Error

EBCM

DTC C0551 in Antilock Brake System

C0896

Device Voltage Range/Performance

EBCM

DTC C0896 in Antilock Brake System

P0030

HO2S Heater Control Circuit Bank 1 Sensor 1

ECM

DTC P0030 or P0050 in Engine Controls - 3.0L (L81)

P0031

HO2S Heater Control Circuit Low Voltage Bank 1 Sensor 1

ECM

DTC P0031 or P0051 in Engine Controls - 3.0L (L81)

P0032

HO2S Heater Control Circuit High Voltage Bank 1 Sensor 1

ECM

DTC P0032 or P0052 in Engine Controls - 3.0L (L81)

P0036

HO2S Heater Control Circuit Bank 1 Sensor 2

ECM

DTC P0036 or P0056 in Engine Controls - 3.0L (L81)

P0037

HO2S Heater Control Circuit Low Voltage Bank 1 Sensor 2

ECM

DTC P0037 or P0057 in Engine Controls - 3.0L (L81)

P0038

HO2S Heater Control Circuit High Voltage Bank 1 Sensor 2

ECM

DTC P0038 or P0058 in Engine Controls - 3.0L (L81)

P0050

HO2S Heater Control Circuit Bank 2 Sensor 1

ECM

DTC P0030 or P0050 in Engine Controls - 3.0L (L81)

P0051

HO2S Heater Control Circuit Low Voltage Bank 2 Sensor 1

ECM

DTC P0031 or P0051 in Engine Controls - 3.0L (L81)

P0052

HO2S Heater Control Circuit High Voltage Bank 2 Sensor 1

ECM

DTC P0032 or P0052 in Engine Controls - 3.0L (L81)

P0056

HO2S Heater Control Circuit Bank 2 Sensor 2

ECM

DTC P0036 or P0056 in Engine Controls - 3.0L (L81)

P0057

HO2S Heater Control Circuit Low Voltage Bank 2 Sensor 2

ECM

DTC P0037 or P0057 in Engine Controls - 3.0L (L81)

P0058

HO2S Heater Control Circuit High Voltage Bank 2 Sensor 2

ECM

DTC P0038 or P0058 in Engine Controls - 3.0L (L81)

P0101

Mass Air Flow (MAF) Sensor Performance

ECM

DTC P0101 in Engine Controls - 3.0L (L81)

P0102

Mass Air Flow (MAF) Sensor Circuit Low Frequency

ECM

DTC P0102 in Engine Controls - 3.0L (L81)

P0103

Mass Air Flow (MAF) Sensor Circuit High Frequency

ECM

DTC P0103 in Engine Controls - 3.0L (L81)

P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

ECM

DTC P0112 in Engine Controls - 3.0L (L81)

P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

ECM

DTC P0113 in Engine Controls - 3.0L (L81)

P0116

Engine Coolant Temperature (ECT) Sensor Performance

ECM

DTC P0116 in Engine Controls - 3.0L (L81)

P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

ECM

DTC P0117 in Engine Controls - 3.0L (L81)

P0118

Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

ECM

DTC P0118 in Engine Controls - 3.0L (L81)

P0121

Throttle Position (TP) Sensor 1 Performance

ECM

DTC P0121 in Engine Controls - 3.0L (L81)

P0122

Throttle Position (TP) Sensor 1 Circuit Low Voltage

ECM

DTC P0122 in Engine Controls - 3.0L (L81)

P0123

Throttle Position (TP) Sensor 1 Circuit High Voltage

ECM

DTC P0123 in Engine Controls - 3.0L (L81)

P0125

Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control

ECM

DTC P0125 in Engine Controls - 3.0L (L81)

P0128

Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature

ECM

DTC P0128 in Engine Controls - 3.0L (L81)

P0130

HO2S Circuit Bank 1 Sensor 1

ECM

DTC P0130 or P0150 in Engine Controls - 3.0L (L81)

P0132

HO2S Circuit High Voltage Bank 1 Sensor 1

ECM

DTC P0132 or P0152 in Engine Controls - 3.0L (L81)

P0133

HO2S Slow Response Bank 1 Sensor 1

ECM

DTC P0133 or P0153 in Engine Controls - 3.0L (L81)

P0134

HO2S Circuit Insufficient Activity Bank 1 Sensor 1

ECM

DTC P0134 or P0154 in Engine Controls - 3.0L (L81)

P0135

HO2S Heater Performance Bank 1 Sensor 1

ECM

DTC P0135 or P0155 in Engine Controls - 3.0L (L81)

P0137

HO2S Circuit Low Voltage Bank 1 Sensor 2

ECM

DTC P0137 or P0157 in Engine Controls - 3.0L (L81)

P0138

HO2S Circuit High Voltage Bank 1 Sensor 2

ECM

DTC P0138 or P0158 in Engine Controls - 3.0L (L81)

P0139

HO2S Slow Response Bank 1 Sensor 2

ECM

DTC P0139 or P0159 in Engine Controls - 3.0L (L81)

P0140

HO2S Circuit Insufficient Activity Bank 1 Sensor 2

ECM

DTC P0140 or P0160 in Engine Controls - 3.0L (L81)

P0141

HO2S Heater Performance Bank 1 Sensor 2

ECM

DTC P0141 or P0161 in Engine Controls - 3.0L (L81)

P0150

HO2S Circuit Bank 2 Sensor 1

ECM

DTC P0130 or P0150 in Engine Controls - 3.0L (L81)

P0152

HO2S Circuit High Voltage Bank 2 Sensor 1

ECM

DTC P0132 or P0152 in Engine Controls - 3.0L (L81)

P0153

HO2S Slow Response Bank 2 Sensor 1

ECM

DTC P0133 or P0153 in Engine Controls - 3.0L (L81)

P0154

HO2S Circuit Insufficient Activity Bank 2 Sensor 1

ECM

DTC P0134 or P0154 in Engine Controls - 3.0L (L81)

P0155

HO2S Heater Performance Bank 2 Sensor 1

ECM

DTC P0135 or P0155 in Engine Controls - 3.0L (L81)

P0157

HO2S Circuit Low Voltage Bank 2 Sensor 2

ECM

DTC P0137 or P0157 in Engine Controls - 3.0L (L81)

P0158

HO2S Circuit High Voltage Bank 2 Sensor 2

ECM

DTC P0138 or P0158 in Engine Controls - 3.0L (L81)

P0159

HO2S Slow Response Bank 2 Sensor 2

ECM

DTC P0139 or P0159 in Engine Controls - 3.0L (L81)

P0160

HO2S Circuit Insufficient Activity Bank 2 Sensor 2

ECM

DTC P0140 or P0160 in Engine Controls - 3.0L (L81)

P0161

HO2S Heater Performance Bank 2 Sensor 2

ECM

DTC P0141 or P0161 in Engine Controls - 3.0L (L81)

P0171

Fuel Trim System Lean Bank 1

ECM

DTC P0171 or P0174 in Engine Controls - 3.0L (L81)

P0172

Fuel Trim System Rich Bank 1

ECM

DTC P0172 or P0175 in Engine Controls - 3.0L (L81)

P0174

Fuel Trim System Lean Bank 2

ECM

DTC P0171 or P0174 in Engine Controls - 3.0L (L81)

P0175

Fuel Trim System Rich Bank 2

ECM

DTC P0172 or P0175 in Engine Controls - 3.0L (L81)

P0201

Injector 1 Control Circuit

ECM

DTC P0201, P0202, P0203, P0204, P0205, or P0206 in Engine Controls - 3.0L (L81)

P0202

Injector 2 Control Circuit

ECM

DTC P0201, P0202, P0203, P0204, P0205, or P0206 in Engine Controls - 3.0L (L81)

P0203

Injector 3 Control Circuit

ECM

DTC P0201, P0202, P0203, P0204, P0205, or P0206 in Engine Controls - 3.0L (L81)

P0204

Injector 4 Control Circuit

ECM

DTC P0201, P0202, P0203, P0204, P0205, or P0206 in Engine Controls - 3.0L (L81)

P0205

Injector 5 Control Circuit

ECM

DTC P0201, P0202, P0203, P0204, P0205, or P0206 in Engine Controls - 3.0L (L81)

P0206

Injector 6 Control Circuit

ECM

DTC P0201, P0202, P0203, P0204, P0205, or P0206 in Engine Controls - 3.0L (L81)

P0218

Transmission Fluid Over Temperature

TCM

DTC P0218 in Automatic Transaxle - 4T40-E/4T45-E

P0221

Throttle Position (TP) Sensor 2 Performance

ECM

DTC P0221 in Engine Controls - 3.0L (L81)

P0222

Throttle Position (TP) Sensor 2 Circuit Low Voltage

ECM

DTC P0222 in Engine Controls - 3.0L (L81)

P0223

Throttle Position (TP) Sensor 2 Circuit High Voltage

ECM

DTC P0223 in Engine Controls - 3.0L (L81)

P0261

Injector 1 Control Circuit Low Voltage

ECM

DTC P0261, P0264, P0267, P0270, P0273, or P0276 in Engine Controls - 3.0L (L81)

P0262

Injector 1 Control Circuit High Voltage

ECM

DTC P0262, P0265, P0268, P0271, P0274, or P0277 in Engine Controls - 3.0L (L81)

P0264

Injector 2 Control Circuit Low Voltage

ECM

DTC P0261, P0264, P0267, P0270, P0273, or P0276 in Engine Controls - 3.0L (L81)

P0265

Injector 2 Control Circuit High Voltage

ECM

DTC P0262, P0265, P0268, P0271, P0274, or P0277 in Engine Controls - 3.0L (L81)

P0267

Injector 3 Control Circuit Low Voltage

ECM

DTC P0261, P0264, P0267, P0270, P0273, or P0276 in Engine Controls - 3.0L (L81)

P0268

Injector 3 Control Circuit High Voltage

ECM

DTC P0262, P0265, P0268, P0271, P0274, or P0277 in Engine Controls - 3.0L (L81)

P0270

Injector 4 Control Circuit Low Voltage

ECM

DTC P0261, P0264, P0267, P0270, P0273, or P0276 in Engine Controls - 3.0L (L81)

P0271

Injector 4 Control Circuit High Voltage

ECM

DTC P0262, P0265, P0268, P0271, P0274, or P0277 in Engine Controls - 3.0L (L81)

P0273

Injector 5 Control Circuit Low Voltage

ECM

DTC P0261, P0264, P0267, P0270, P0273, or P0276 in Engine Controls - 3.0L (L81)

P0274

Injector 5 Control Circuit High Voltage

ECM

DTC P0262, P0265, P0268, P0271, P0274, or P0277 in Engine Controls - 3.0L (L81)

P0276

Injector 6 Control Circuit Low Voltage

ECM

DTC P0261, P0264, P0267, P0270, P0273, or P0276 in Engine Controls - 3.0L (L81)

P0277

Injector 6 Control Circuit High Voltage

ECM

DTC P0262, P0265, P0268, P0271, P0274, or P0277 in Engine Controls - 3.0L (L81)

P0300

Engine Misfire Detected

ECM

DTC P0300 in Engine Controls - 3.0L (L81)

P0301

Cylinder 1 Misfire Detected

ECM

DTC P0301-P0306 in Engine Controls - 3.0L (L81)

P0302

Cylinder 2 Misfire Detected

ECM

DTC P0301-P0306 in Engine Controls - 3.0L (L81)

P0303

Cylinder 3 Misfire Detected

ECM

DTC P0301-P0306 in Engine Controls - 3.0L (L81)

P0304

Cylinder 4 Misfire Detected

ECM

DTC P0301-P0306 in Engine Controls - 3.0L (L81)

P0305

Cylinder 5 Misfire Detected

ECM

DTC P0301-P0306 in Engine Controls - 3.0L (L81)

P0306

Cylinder 6 Misfire Detected

ECM

DTC P0301-P0306 in Engine Controls - 3.0L (L81)

P0313

Misfire Detected With Low Fuel Level

ECM

DTC P0313 in Engine Controls - 3.0L (L81)

P0324

Knock Sensor (KS) Module Performance

ECM

DTC P0324 in Engine Controls - 3.0L (L81)

P0327

Knock Sensor (KS) 1 Circuit Low Frequency

ECM

DTC P0327 or P0332 in Engine Controls - 3.0L (L81)

P0328

Knock Sensor (KS) 1 Circuit High Frequency

ECM

DTC P0328 or P0333 in Engine Controls - 3.0L (L81)

P0332

Knock Sensor (KS) 2 Circuit Low Frequency

ECM

DTC P0327 or P0332 in Engine Controls - 3.0L (L81)

P0333

Knock Sensor (KS) 2 Circuit High Frequency

ECM

DTC P0328 or P0333 in Engine Controls - 3.0L (L81)

P0335

Crankshaft Position (CKP) Sensor Circuit

ECM

DTC P0335 in Engine Controls - 3.0L (L81)

P0341

Camshaft Position (CMP) Sensor Performance

ECM

DTC P0341 in Engine Controls - 3.0L (L81)

P0342

Camshaft Position (CMP) Sensor Circuit Low Voltage

ECM

DTC P0342 in Engine Controls - 3.0L (L81)

P0343

Camshaft Position (CMP) Sensor Circuit High Voltage

ECM

DTC P0343 in Engine Controls - 3.0L (L81)

P0421

Warm-Up Catalyst Low Efficiency Bank 1

ECM

DTC P0421 or P0431 in Engine Controls - 3.0L (L81)

P0431

Warm-Up Catalyst Low Efficiency Bank 2

ECM

DTC P0421 or P0431 in Engine Controls - 3.0L (L81)

P0442

Evaporative Emission (EVAP) System Small Leak Detected

ECM

DTC P0442 in Engine Controls - 3.0L (L81)

P0443

Evaporative Emission (EVAP) Purge Solenoid Control Circuit

ECM

DTC P0443 in Engine Controls - 3.0L (L81)

P0446

Evaporative Emission (EVAP) Vent System Performance

ECM

DTC P0446 in Engine Controls - 3.0L (L81)

P0449

Evaporative Emission (EVAP) Vent Solenoid Control Circuit

ECM

DTC P0449 in Engine Controls - 3.0L (L81)

P0451

Fuel Tank Pressure (FTP) Sensor Performance

ECM

DTC P0451 in Engine Controls - 3.0L (L81)

P0452

Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage

ECM

DTC P0452 in Engine Controls - 3.0L (L81)

P0453

Fuel Tank Pressure (FTP) Sensor Circuit High Voltage

ECM

DTC P0453 in Engine Controls - 3.0L (L81)

P0455

Evaporative Emission (EVAP) System Large Leak Detected

ECM

DTC P0455 in Engine Controls - 3.0L (L81)

P0458

Evaporative Emission (EVAP) Purge Solenoid Control Circuit Low Voltage

ECM

DTC P0458 in Engine Controls - 3.0L (L81)

P0459

Evaporative Emission (EVAP) Purge Solenoid Control Circuit High Voltage

ECM

DTC P0459 in Engine Controls - 3.0L (L81)

P0462

Fuel Level Sensor Circuit Low Voltage

ECM

DTC P0462 in Instrument Panel, Gages, and Console

P0463

Fuel Level Sensor Circuit High Voltage

ECM

DTC P0463 in Instrument Panel, Gages, and Console

P0480

Cooling Fan Relay 1 Control Circuit

ECM

DTC P0480 or P0481 in Engine Electrical

P0481

Cooling Fan Relay 2 Control Circuit

ECM

DTC P0480 or P0481 in Engine Electrical

P0496

Evaporative Emission (EVAP) System Flow During Non-Purge

ECM

DTC P0496 in Engine Controls - 3.0L (L81)

P0498

Evaporative Emission (EVAP) Vent Solenoid Control Circuit Low Voltage

ECM

DTC P0498 in Engine Controls - 3.0L (L81)

P0499

Evaporative Emission (EVAP) Vent Solenoid Control Circuit High Voltage

ECM

DTC P0499 in Engine Controls - 3.0L (L81)

P0500

Vehicle Speed Sensor (VSS) Circuit

TCM

DTC P0500 in Automatic Transaxle - 4T40-E/4T45-E

P0502

Vehicle Speed Sensor (VSS) Circuit Low Voltage

TCM

DTC P0502 in Automatic Transaxle - 4T40-E/4T45-E

P0503

Vehicle Speed Sensor (VSS) Circuit Intermittent

TCM

DTC P0503 in Automatic Transaxle - 4T40-E/4T45-E

P0504

Brake Switch Circuit 1-2 Correlation

ECM

DTC P0504 in Lighting Systems

P0506

Idle Speed Low

ECM

DTC P0506 in Engine Controls - 3.0L (L81)

P0507

Idle Speed High

ECM

DTC P0507 in Engine Controls - 3.0L (L81)

P0532

Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low Voltage

ECM

DTC P0532 or P0533 in HVAC Systems - Manual

P0533

Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit High Voltage

ECM

DTC P0532 or P0533 in HVAC Systems - Manual

P0560

System Voltage

ECM

DTC P0560 in Engine Electrical

P0562

System Voltage Low

ECM

DTC P0562 in Engine Electrical

TCM

DTC P0562 in Automatic Transaxle - 4T40-E/4T45-E

P0563

System Voltage High

ECM

DTC P0563 in Engine Electrical

TCM

DTC P0563 in Automatic Transaxle - 4T40-E/4T45-E

P0571

Cruise Control Brake Switch Circuit

ECM

DTC P0571 in Cruise Control

P0601

Transmission Control Module (TCM) Read Only Memory (ROM)

TCM

DTC P0601 in Automatic Transaxle - 4T40-E/4T45-E

P0601

Control Module Read Only Memory (ROM)

ECM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.0L (L81)

P0602

Transmission Control Module (TCM) Not Programmed

TCM

DTC P0602 in Automatic Transaxle - 4T40-E/4T45-E

P0602

Control Module Not Programmed

ECM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.0L (L81)

P0603

Transmission Control Module (TCM) Long Term Memory Reset

TCM

DTC P0603 in Automatic Transaxle - 4T40-E/4T45-E

P0603

Control Module Long Term Memory Reset

ECM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.0L (L81)

P0604

Transmission Control Module (TCM) Random Access Memory (RAM)

TCM

DTC P0604 in Automatic Transaxle - 4T40-E/4T45-E

P0604

Control Module Random Access Memory (RAM)

ECM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.0L (L81)

P0606

Control Module Internal Performance

ECM

DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.0L (L81)

P0627

Fuel Pump Relay Control Circuit Open

ECM

DTC P0627 in Engine Controls - 3.0L (L81)

P0628

Fuel Pump Relay Control Circuit Low Voltage

ECM

DTC P0628 in Engine Controls - 3.0L (L81)

P0629

Fuel Pump Relay Control Circuit High Voltage

ECM

DTC P0629 in Engine Controls - 3.0L (L81)

P0638

Throttle Actuator Control (TAC) Command Performance

ECM

DTC P0638 in Engine Controls - 3.0L (L81)

P0645

Air Conditioning (A/C) Clutch Relay Control Circuit

ECM

DTC P0645, P0646, or P0647 in HVAC Systems - Manual

P0646

Air Conditioning (A/C) Clutch Relay Control Circuit Low Voltage

ECM

DTC P0645, P0646, or P0647 in HVAC Systems - Manual

P0647

Air Conditioning (A/C) Clutch Relay Control Circuit High Voltage

ECM

DTC P0645, P0646, or P0647 in HVAC Systems - Manual

P0700

Transmission Control Module (TCM) Requested MIL Illumination

ECM

DTC P0700 in Engine Controls - 3.0L (L81)

P0705

Transmission Range (TR) Switch Circuit

TCM

DTC P0705 in Automatic Transaxle - 4T40-E/4T45-E

P0711

Transmission Fluid Temperature (TFT) Sensor Performance

TCM

DTC P0711 in Automatic Transaxle - 4T40-E/4T45-E

P0712

Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage

TCM

DTC P0712 in Automatic Transaxle - 4T40-E/4T45-E

P0713

Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage

TCM

DTC P0713 in Automatic Transaxle - 4T40-E/4T45-E

P0716

Input Speed Sensor Performance

TCM

DTC P0716 in Automatic Transaxle - 4T40-E/4T45-E

P0717

Input Speed Sensor Circuit Low Voltage

TCM

DTC P0717 in Automatic Transaxle - 4T40-E/4T45-E

P0719

Brake Switch Circuit Low Voltage

TCM

DTC P0719 in Automatic Transaxle - 4T40-E/4T45-E

P0724

Brake Switch Circuit High Voltage

TCM

DTC P0724 in Automatic Transaxle - 4T40-E/4T45-E

P0727

Engine Speed-No Signal

TCM

DTC P0727 in Automatic Transaxle - 4T40-E/4T45-E

P0731

Incorrect 1st Gear Ratio

TCM

DTC P0731 in Automatic Transaxle - 4T40-E/4T45-E

P0732

Incorrect 2nd Gear Ratio

TCM

DTC P0732 in Automatic Transaxle - 4T40-E/4T45-E

P0733

Incorrect 3rd Gear Ratio

TCM

DTC P0733 in Automatic Transaxle - 4T40-E/4T45-E

P0734

Incorrect 4th Gear Ratio

TCM

DTC P0734 in Automatic Transaxle - 4T40-E/4T45-E

P0741

Torque Converter Clutch (TCC) System-Stuck Off

TCM

DTC P0741 in Automatic Transaxle - 4T40-E/4T45-E

P0742

Torque Converter Clutch (TCC) System-Stuck On

TCM

DTC P0742 in Automatic Transaxle - 4T40-E/4T45-E

P0748

Pressure Control (PC) Solenoid Control Circuit

TCM

DTC P0748 in Automatic Transaxle - 4T40-E/4T45-E

P0751

1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear

TCM

DTC P0751 in Automatic Transaxle - 4T40-E/4T45-E

P0752

1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear

TCM

DTC P0752 in Automatic Transaxle - 4T40-E/4T45-E

P0756

2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear

TCM

DTC P0756 in Automatic Transaxle - 4T40-E/4T45-E

P0757

2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear

TCM

DTC P0757 in Automatic Transaxle - 4T40-E/4T45-E

P1245

Intake Plenum Switchover Solenoid Control Circuit

ECM

DTC P1245 in Engine Controls - 3.0L (L81)

P1551

Throttle Valve Rest Position Not Reached During Learn

ECM

DTC P1551 in Engine Controls - 3.0L (L81)

P1621

Transmission Control Module (TCM) Long Term Memory Performance

TCM

DTC P1621 in Automatic Transaxle - 4T40-E/4T45-E

P1626

Theft Deterrent Fuel Enable Signal Lost

BCM

DTC P1626 in Theft Deterrent

P1630

Theft Deterrent Learn Mode Active

BCM

DTC P1630 in Theft Deterrent

P1631

Theft Deterrent Fuel Enable Signal Not Correct

BCM

DTC P1631 in Theft Deterrent

P1632

Theft Deterrent Fuel Enable Signal Received

BCM

DTC P1632 in Theft Deterrent

P1779

Torque Delivered Signal

TCM

DTC P1779 in Automatic Transaxle - 4T40-E/4T45-E

P1780

Torque Reduction Signal

TCM

DTC P1780 in Automatic Transaxle - 4T40-E/4T45-E

P1791

Throttle/Pedal Position Signal

TCM

DTC P1791 in Automatic Transaxle - 4T40-E/4T45-E

P1792

Engine Coolant Signal

TCM

DTC P1792 in Automatic Transaxle - 4T40-E/4T45-E

P1795

Throttle Actuator Control (TAC) System Signal

TCM

DTC P1795 in Automatic Transaxle - 4T40-E/4T45-E

P1810

Transmission Fluid Pressure (TFP) Position Switch Circuit

TCM

DTC P1810 in Automatic Transaxle - 4T40-E/4T45-E

P1811

Maximum Adapt and Long Shift

TCM

DTC P1811 in Automatic Transaxle - 4T40-E/4T45-E

P1816

Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Park/Neutral (P/N) with Drive Ratio

TCM

DTC P1816 in Automatic Transaxle - 4T40-E/4T45-E

P1818

Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Drive Without Drive Ratio

TCM

DTC P1818 in Automatic Transaxle - 4T40-E/4T45-E

P1831

Pressure Control (PC)/Shift Lock Solenoid Control Circuit Low Voltage

TCM

DTC P1831 in Automatic Transaxle - 4T40-E/4T45-E

P1833

Torque Converter Clutch (TCC)/Shift Solenoid (SS) Control Circuit Low Voltage

TCM

DTC P1833 in Automatic Transaxle - 4T40-E/4T45-E

P1842

1-2 Shift Solenoid (SS) Control Circuit Low Voltage

TCM

DTC P1842 in Automatic Transaxle - 4T40-E/4T45-E

P1843

1-2 Shift Solenoid (SS) Control Circuit High Voltage

TCM

DTC P1843 in Automatic Transaxle - 4T40-E/4T45-E

P1845

2-3 Shift Solenoid (SS) Control Circuit Low Voltage

TCM

DTC P1845 in Automatic Transaxle - 4T40-E/4T45-E

P1847

2-3 Shift Solenoid (SS) Control Circuit High Voltage

TCM

DTC P1847 in Automatic Transaxle - 4T40-E/4T45-E

P1860

Torque Converter Clutch (TCC) Pulse Width Modulation (PWM) Solenoid Control Circuit

TCM

DTC P1860 in Automatic Transaxle - 4T40-E/4T45-E

P1868

Transmission Fluid Life

TCM

DTC P1868 in Automatic Transaxle - 4T40-E/4T45-E

P1887

Torque Converter Clutch (TCC) Release Switch Circuit

TCM

DTC P1887 in Automatic Transaxle - 4T40-E/4T45-E

P2008

Intake Manifold Runner Control (IMRC) Solenoid Control Circuit

ECM

DTC P2008 in Engine Controls - 3.0L (L81)

P2009

Intake Manifold Runner Control (IMRC) Solenoid Control Circuit Low Voltage

ECM

DTC P2009 in Engine Controls - 3.0L (L81)

P2010

Intake Manifold Runner Control (IMRC) Solenoid Control Circuit High Voltage

ECM

DTC P2010 in Engine Controls - 3.0L (L81)

P2100

Throttle Actuator Control (TAC) Motor Control Circuit

ECM

DTC P2100 in Engine Controls - 3.0L (L81)

P2101

Control Module Throttle Actuator Position Performance

ECM

DTC P2101 in Engine Controls - 3.0L (L81)

P2107

Throttle Actuator Control (TAC) Module Internal Circuit

ECM

DTC P2107 in Engine Controls - 3.0L (L81)

P2110

Throttle Actuator Control (TAC) System - Forced Limited Engine Speed

ECM

DTC P2110 in Engine Controls - 3.0L (L81)

P2119

Throttle Closed Position Performance

ECM

DTC P2119 in Engine Controls - 3.0L (L81)

P2122

Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage

ECM

DTC P2122 in Engine Controls - 3.0L (L81)

P2123

Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage

ECM

DTC P2123 in Engine Controls - 3.0L (L81)

P2127

Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage

ECM

DTC P2127 in Engine Controls - 3.0L (L81)

P2128

Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage

ECM

DTC P2128 in Engine Controls - 3.0L (L81)

P2138

Accelerator Pedal Position (APP) Sensor 1-2 Correlation

ECM

DTC P2138 in Engine Controls - 3.0L (L81)

P2176

Minimum Throttle Position Not Learned

ECM

DTC P2176 in Engine Controls - 3.0L (L81)

P2500

Generator L-Terminal Circuit Low Voltage

ECM

DTC P2500 in Engine Electrical

P2501

Generator L-Terminal Circuit High Voltage

ECM

DTC P2501 in Engine Electrical

U1000

Class 2 Data Link

BCM, HVAC Control Module, OnStar® VCIM, ECM, SDM

DTC U1000 and U1255 in Computer/Integrating Systems

U1016

Lost Communications with ECM/PCM/VCM

BCM, HVAC Control Module, SDM, VCIM

DTC U1001-U1254 in Computer/Integrating Systems

U1064

Lost Communications with Body Control Module (BCM)/Dash Integration Module (DIM)

BCM, HVAC Control Module, OnStar® VCIM, ECM, SDM

DTC U1001-U1254 in Computer/Integrating Systems

U1088

Lost Communications with Sensing and Diagnostic Module (SDM)

BCM, OnStar® VCIM

DTC U1001-U1254 in Computer/Integrating Systems

U1096

Lost Communications with Instrument Panel Cluster (IPC)

BCM, ECM, SDM

DTC U1001-U1254 in Computer/Integrating Systems

U1153

Lost Communications with Climate Control Panel

BCM

DTC U1001-U1254 in Computer/Integrating Systems

U1255

Class 2 Data Link

BCM, HVAC Control Module, OnStar® VCIM, ECM, SDM

DTC U1000 and U1255 in Computer/Integrating Systems

U1300

Class 2 Data Link Low

BCM, OnStar® VCIM, ECM, SDM

DTC U1300, U1301, or U1305 in Computer/Integrating Systems

U1301

Class 2 Data Link High

BCM, OnStar® VCIM, ECM, SDM

DTC U1300, U1301, or U1305 in Computer/Integrating Systems

U1305

Class 2 Data Link Low or High

HVAC Control Module

DTC U1300, U1301, or U1305 in Computer/Integrating Systems

U2100

Maximum List of Control Modules Not Programmed

ECM

DTC U2100 in Computer/Integrating Systems

U2102

More Controllers On Bus Than Programmed

ECM

DTC U2102 or U2103 in Computer/Integrating Systems

U2103

Fewer Controllers On Bus Than Programmed

ECM

DTC U2102 or U2103 in Computer/Integrating Systems

U2104

Controller Area Network (CAN) Bus Reset Counter Overrun

BCM, ECM, TCM

DTC U2104 in Computer/Integrating Systems

U2105

Lost Communications With Engine Control System

BCM, TCM

DTC U2105-U2199 in Computer/Integrating Systems

U2106

Lost Communications With Transmission Control System

BCM, ECM

DTC U2105-U2199 in Computer/Integrating Systems

U2107

Lost Communications With Body Control System

ECM, TCM

DTC U2105-U2199 in Computer/Integrating Systems