GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
1998
🢒
Park Avenue
🢒 DTC
Diagnostic Trouble Codes
Diagnostic Trouble Codes
DTC B0530 Fuel Level Sensor Stuck
DTC B0532 Fuel Sensor Shorted To Ground
DTC B0533 Fuel Sensor Open/Shorted To B+
DTC B0602 PLL Oscillator Error
DTC B0802 BTSI Short To Ground
DTC B0803 BTSI Short To B+
DTC B0807 Inadvertent Power Short to Ground
DTC B1115 Passenger Deploy. Loop Resistance High
DTC B1116 Passenger Deploy. Loop Resistance Low
DTC B1117 Passenger Deployment Loop Open
DTC B1121 Driver Deployment Loop Resistance High
DTC B1122 Driver Deployment Loop Resistance Low
DTC B1124 Driver/Pass. Deploy. Loop Short to GND
DTC B1125 Driver/Pass Deploy Loop Short to Voltage
DTC B1126 Driver Deployment Loop Open
DTC B1151 Deployment Commanded - Frontal
DTC B1152 Data Area Full
DTC B1153 Deployment Commanded w/Loop Malfunction
DTC B1155 SDM Calibration Mismatch
DTC B1159 Loss of Serial Data-Key Not Received
DTC B1160 Loss of Serial Data - VIN Not Received
DTC B1161 Lamp Circuit Failure
DTC B1163 Loss of Serial Data-No Lamp Response
DTC B1171 Internal SDM Failure
DTC B1310 Ambient Air Temp Sensor Open Circuit
DTC B1317 Inside Air Temperature Sensor Fault
DTC B1318 LH Solar Sensor Fault
DTC B1324 A/C Pressure Condition
DTC B1324 A/C Refrigerant Overpressure
DTC B1327 Device Power #1 (Low Current #1) Circuit Low
DTC B1328 Device Power #1 (Low Current #1) Circuit High
DTC B1328 RH Sun Load Sensor Fault
DTC B1330 Left Panel Discharge Sensor Fault
DTC B1331 Right Panel Discharge Sensor Fault
DTC B1332 Left Heater Discharge Sensor Fault
DTC B1333 Right Heater Discharge Sensor Fault
DTC B1334 Passenger Control Assembly Out Of Range
DTC B1340 Air Mix Door #1 Movement Problem
DTC B1341 Air Mix Door #2 Movement Problem
DTC B1343 Air Inlet Door Movement Fault
DTC B1344 Mode Door Movement Fault
DTC B1399 Loss of KDD Communications
DTC B1510 Air Bag TT Fault
DTC B1520 Reset Switch Input Shorted to Ground
DTC B1521 Eng/Met Switch Input Shorted to Ground
DTC B1522 Fuel Switch Input Shorted to Ground
DTC B1523 Gauge Switch Input Shorted to Ground
DTC B1524 Odometer Switch Input Shorted to Ground
DTC B1563 Mirror Right Control Switch Circuit High
DTC B1568 Mirror Left Switch Control Circuit High
DTC B1573 Mirror Up Switch Control Circuit High
DTC B1578 Mirror Down Control Switch Circuit High
DTC B1652 Loss of Keep Alive Memory (KAM)
DTC B1652 Loss of Keep Alive Memory (KAM)
DTC B1656 EEPROM Odo/Config Error
DTC B1656 EEPROM Write Error
DTC B1656 EEPROM Write Error
DTC B1656 EEPROM Write Error
DTC B1657 EEPROM Option Bit/Config Error
DTC B1658 EEPROM Checksum Error
DTC B1658 EEPROM Checksum Error
DTC B1658 EEPROM Checksum Error
DTC B1982 Device Power 1 Circuit High
DTC B1982 Source/Battery Voltage High
DTC B1982 Source/Battery Voltage High
DTC B1983 Device Power 1 Circuit Low
DTC B1983 Device Power 1 Circuit Low
DTC B1983 Source/Battery Voltage Low
DTC B2101 Recline Aft Switch Failed
DTC B2102 Recline Forward Switch Failed
DTC B2103 Rear Vertical Down Switch Failed
DTC B2104 Rear Vertical Up Switch Failed
DTC B2105 Horizontal Aft Switch Failed
DTC B2106 Horizontal Forward Switch Failed
DTC B2107 Front Vertical Down Switch Failed
DTC B2108 Front Vertical Up Switch Failed
DTC B2109 Lumbar Aft Switch Failed
DTC B2110 Lumbar Forward Switch Failed
DTC B2111 Lumbar Down Switch Failed
DTC B2112 Lumbar Up Switch Failed
DTC B2113 Head Restraint Down Switch Failed
DTC B2114 Head Restraint Up Switch Failed
DTC B2115 Recline Sensor Failed
DTC B2116 Rear Vertical Sensor Failed
DTC B2117 Horizontal Sensor Failed
DTC B2118 Front Vertical Sensor Failed
DTC B2119 Lumbar Forward/Aft Sensor Failed
DTC B2120 Lumbar Up/Down Sensor Failed
DTC B2200 LF Window Switch Stuck in Up Position
DTC B2201 LF Window Switch Stuck in Down Position
DTC B2202 RF Window Switch Stuck in Up Position
DTC B2203 RF Window Switch Stuck in Down Position
DTC B2204 LR Window Switch Stuck in Up Position
DTC B2205 LR Window Switch Stuck in Down Position
DTC B2206 RR Window Switch Stuck in Up Position
DTC B2207 RR Window Switch Stuck in Down Position
DTC B2208 Express Window Contact Shorted to Ground
DTC B2212 RF Switch on LF Door Stuck Up Position
DTC B2213 RF Switch on LF Door Stuck Down Position
DTC B2214 LR Switch on LF Door Stuck Up Position
DTC B2215 LR Switch on LF Door Stuck Down Position
DTC B2216 RR Switch on LF Door Stuck Up Position
DTC B2217 RR Switch on LF Door Stuck Down Position
DTC B2220 LF Door Lock/Unlock Switch Stuck in Lock
DTC B2221 LF Door Lock/Unlock Switch Stuck UnLock
DTC B2222 RF Door Lock/Unlock Switch Stuck in Lock
DTC B2223 RF Door Lock/Unlock Switch Stuck UnLock
DTC B2240 Memory 1 Switch Failed
DTC B2241 Memory 2 Switch Failed
DTC B2242 Memory Exit Switch Failed
DTC B2348 Heated Seat Disable (Shorted to Ground)
DTC B2452 Theater Dimming 1 Open or Shorted to GND
DTC B2453 Theater Dimming 1 Shorted to B+
DTC B2457 Theater Dimming 2 Open or Shorted to GND
DTC B2458 Theater Dimming 2 Shorted to B+
DTC B2721 PASS-KEY III Key Invalid
DTC B2723 Key Not Present
DTC B2735 Key Decoder in Assembly Learn Mode
DTC B3203 Rear Window Lockout Switch Stuck High
DTC C1211 ABS Indicator Lamp Circuit Malfunction
DTC C1214 Solenoid Valve Relay Contact or Coil Circuit Open
DTC C1217 Pump Motor Relay Contact Circuit Open
DTC C1221 LF Wheel Speed Sensor Input Signal is 0
DTC C1222 RF Wheel Speed Sensor Input Signal is 0
DTC C1223 LR Wheel Speed Sensor Input Signal is 0
DTC C1224 RR Wheel Speed Sensor Input Signal is 0
DTC C1225 LF Excessive Wheel Speed Variation
DTC C1226 RF Excessive Wheel Speed Variation
DTC C1227 LR Excessive Wheel Speed Variation
DTC C1228 RR Excessive Wheel Speed Variation
DTC C1232 LF Wheel Speed Circuit Open or Shorted
DTC C1233 RF Wheel Speed Circuit Open or Shorted
DTC C1234 LR Wheel Speed Circuit Open or Shorted
DTC C1235 RR Wheel Speed Circuit Open or Shorted
DTC C1236 Low System Supply Voltage
DTC C1237 High System Supply Voltage
DTC C1238 Brake Thermal Model Exceeded
DTC C1241 Magnasteer Malfunction
DTC C1242 BPMV Pump Motor Ground Circuit Open
DTC C1243 BPMV Pump Motor Stalled
DTC C1255 EBCM/EBTCM Internal Malfunction
DTC C1256 EBCM/EBTCM Internal Malfunction
DTC C1261 LF Inlet Valve Solenoid Malfunction
DTC C1262 LF Outlet Valve Solenoid Malfunction
DTC C1263 RF Inlet Valve Solenoid Malfunction
DTC C1264 RF Outlet Valve Solenoid Malfunction
DTC C1265 LR Inlet Valve Solenoid Malfunction
DTC C1266 LR Outlet Valve Solenoid Malfunction
DTC C1267 RR Inlet Valve Solenoid Malfunction
DTC C1268 RR Outlet Valve Solenoid Malfunction
DTC C1271 LF TCS Master Cylinder Isolation Valve Malfunction
DTC C1272 LF TCS Prime Valve Malfunction
DTC C1273 RF TCS Master Cylinder Isolation Valve Malfunction
DTC C1274 RF TCS Prime Valve Malfunction
DTC C1276 Delivered Torque Signal Circuit Malfunction
DTC C1277 Requested Torque Signal Circuit Malfunction
DTC C1278 TCS Temporarily Inhibited By PCM
DTC C1291 Open Brake Lamp Switch Contacts During Deceleration
DTC C1293 Code C1291 Set in Previous Ignition Cycle
DTC C1294 Brake Lamp Switch Circuit Always Active
DTC C1295 Brake Lamp Switch Circuit Open
DTC C1298 PCM Class 2 Serial Data Link Malfunction
DTC P0101 Mass Air Flow (MAF) Sensor Performance
DTC P0102 Mass Air Flow (MAF) Sensor Circuit Low Frequency
DTC P0103 Mass Air Flow (MAF) Sensor Circuit High Frequency
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0121 Throttle Position (TP) Sensor Performance
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0131 HO2S Circuit Low Voltage Sensor 1
DTC P0132 HO2S Circuit High Voltage Sensor 1
DTC P0133 HO2S Slow Response Sensor 1
DTC P0134 HO2S Circuit Insufficient Activity Sensor 1
DTC P0135 HO2S Heater Performance Sensor 1
DTC P0137 HO2S Circuit Low Voltage Sensor 2
DTC P0138 HO2S Circuit High Voltage Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Sensor 2
DTC P0141 HO2S Heater Performance Sensor 2
DTC P0171 Fuel Trim System Lean
DTC P0172 Fuel Trim System Rich
DTC P0201 Injector 1 Control Circuit
DTC P0202 Injector 2 Control Circuit
DTC P0203 Injector 3 Control Circuit
DTC P0204 Injector 4 Control Circuit
DTC P0205 Injector 5 Control Circuit
DTC P0206 Injector 6 Control Circuit
DTC P0218 Transmission Fluid Overtemperature
DTC P0230 Fuel Pump Relay Control Circuit
DTC P0300 Engine Misfire Detected
DTC P0325 Knock Sensor Module Performance
DTC P0327 Knock Sensor (KS) Circuit Bank 1
DTC P0332 Knock Sensor (KS) Circuit Bank 2
DTC P0336 Crankshaft Position (CKP) Sensor Circuit
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient
DTC P0403 Exhaust Gas Recirculation (EGR) Solenoid Control Circuit
DTC P0404 Exhaust Gas Recirculation (EGR) Open Position Performance
DTC P0405 Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage
DTC P0420 Catalyst System Low Efficiency
DTC P0440 Evaporative Emission (EVAP) System
DTC P0442 Evaporative Emission (EVAP) System Small Leak Detected
DTC P0446 Evaporative Emission (EVAP) Vent System Performance
DTC P0452 Fuel Tank Pressure Sensor Circuit Low Voltage
DTC P0453 Fuel Tank Pressure Sensor Circuit High Voltage
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0503 Vehicle Speed Sensor (VSS) Circuit Intermittent
DTC P0506 Idle Speed Low
DTC P0507 Idle Speed High
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit
DTC P0560 System Voltage
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0654 Engine Speed Output Circuit
DTC P0705 Trans Range Switch Circuit
DTC P0706 Trans Range Switch Performance
DTC P0711 TFT Sensor Circuit Range/Performance
DTC P0712 Transmission Fluid Temperature (TFT) Sensor Circuit Low Input
DTC P0713 Transmission Fluid Temperature (TFT) Sensor Circuit High Input
DTC P0716 Input Speed Sensor Circuit Intermittent
DTC P0717 Input Speed Sensor Circuit Low Input
DTC P0719 Brake Switch Circuit Low Input
DTC P0724 Brake Switch Circuit High Input
DTC P0730 Incorrect Gear Ratio
DTC P0741 TCC System Stuck Off
DTC P0742 TCC System Stuck On
DTC P0748 Pressure Control Solenoid Circuit Electrical
DTC P0751 1-2 Shift Solenoid Valve Performance
DTC P0753 1-2 Shift Solenoid Circuit Electrical
DTC P0756 2-3 Shift Solenoid Valve Performance
DTC P0758 2-3 Shift Solenoid Circuit Electrical
DTC P1106 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage
DTC P1107 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage
DTC P1111 Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage
DTC P1112 Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage
DTC P1114 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage
DTC P1115 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage
DTC P1121 Throttle Position (TP) Sensor Circuit Intermittent High Voltage
DTC P1122 Throttle Position (TP) Sensor Circuit Intermittent Low Voltage
DTC P1133 HO2S Insufficient Switching Sensor 1
DTC P1134 HO2S Transition Time Ratio Sensor 1
DTC P1257 Supercharger Engine Overboost
DTC P1336 Crankshaft Position (CKP) System Variation Not Learned
DTC P1351 Ignition Coil Control Circuit High Voltage
DTC P1352 Ignition Bypass Circuit High Voltage
DTC P1361 Ignition Control (IC) Circuit Low Voltage
DTC P1362 Ignition Bypass Circuit Low Voltage
DTC P1374 Crankshaft Position (CKP) High to Low Resolution Frequency Correlation
DTC P1380 Misfire Detected - Rough Road Data Not Available
DTC P1381 Misfire Detected - No Communication with Brake Control Module
DTC P1404 Exhaust Gas Recirculation (EGR) Closed Position Performance
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1554 Cruise Control Feedback Circuit
DTC P1571 Traction Control Torque Request Circuit
DTC P1602 Lost Communications with Brake/Traction Control (EBTCM) System
DTC P1604 Lost Communications with Driver Information and Displays Control (IPC) System
DTC P1610 Lost Communications with Body Multiple Control (BCM) System
DTC P1626 Theft Deterrent Fuel Enable Signal Not Received
DTC P1630 Theft Deterrent Learn Mode Active
DTC P1631 Theft Deterrent Start Enable Signal Not Correct
DTC P1635 5 Volt Reference Circuit
DTC P1639 5 Volt Reference 2 Circuit
DTC P1641 Air Conditioning (A/C) Clutch Relay Control Circuit
DTC P1646 Supercharger Boost Solenoid Control Circuit
DTC P1651 Cooling Fan Relay 1 Control Circuit
DTC P1652 Cooling Fan Relay 2 Control Circuit
DTC P1662 Cruise Control Inhibit Output Circuit
DTC P1665 Evaporative Emission (EVAP) Vent Solenoid Control Circuit
DTC P1667 Fuel Pump Speed Output Circuit
DTC P1671 Malfunction Indicator Lamp (MIL) Control Circuit
DTC P1676 Evaporative Emission (EVAP) Purge Solenoid Control Circuit
DTC P1689 Traction Control Delivered Torque Output Circuit
DTC P1810 TFP Valve Position Switch Circuit
DTC P1811 Maximum Adapt and Long Shift
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1887 TCC Release Switch Circuit
DTC Table
DTC U1016 Loss of Communications with PCM
DTC U1016 Loss of Communications with PCM
DTC U1040 Loss of Communications with ABS
DTC U1064 Loss of Serial Data Line Class 2 Comms
DTC U1064 Lost Communications with BCM
DTC U1088 Loss of Communications with SDM
DTC U1096 Loss of Communications with IPC
DTC U1096 Loss of IPC Data Line Class 2 Comms
DTC U1144 Loss of Communication with PHN
DTC U1152 Loss of Communications with HCM
DTC U1160 Loss of Communications with DDM
DTC U1161 Loss of PASS Door Module SBI
DTC U1162 Loss of Rear Driver Door Module SBI
DTC U1166 Loss of Communications with SCM
DTC U1170 Loss of Driver Door Switch SBI
DTC U1176 Loss of Communications with RFA
DTC U1192 Loss of Communications with VTD
DTC U1255 Class 2 Communication Malfunction
DTC U1255 Generic Loss of Communications
DTC U1255 Serial Data Line Class 2 Init. Error
DTC U1300 Class 2 Short to Ground
DTC U1300 Serial Data Line Class 2 Shorted to GND
DTC U1301 Class 2 Short to Battery
DTC U1301 Serial Data Line Class 2 Shorted to Volt