GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2000
🢒
Sonoma Pickup - 2WD
🢒
Engine
🢒 Engine Controls - 2.2L (L43)
Engine
All Component Locator
Engine Controls Component Views
Engine Controls Components
All Description and Operation
Air Intake System Description
Crankcase Ventilation System Description
Cruise Control System Description
Electronic Ignition (EI) System Description
Evaporative Emission Control System Operation Description
Fuel Composition Sensor Description
Fuel Metering Modes of Operation
Fuel Metering System Component Description
Fuel Metering System Description
Fuel Supply Component Description
Information Sensors/Switches Description
Knock Sensor (KS) System Description
Powertrain Control Module Controlled Air Conditioning Description
Powertrain Control Module Controlled Generator Description
Powertrain Control Module Description
Serial Data Communications
All Special Tools and Equipment
Special Tools
All Visual Identification
Engine Controls Connector End Views
Powertrain Control Module Connector End Views
Cleaning, Inspection, and Adjustment
Crankcase Ventilation System Inspection
Crankshaft Position System Variation Learn
Evaporative Emission System Cleaning
Fuel System Cleaning
Password Learn
Diagnostic Procedures
Air Conditioning (A/C) Compressor Control Circuit Diagnosis
Backfire
Crankcase Ventilation System Diagnosis
Cruise Control Diagnosis
Cuts Out, Misses
Data Link Connector Diagnosis
Detonation/Spark Knock
Diagnostic Starting Point
Dieseling, Run-On
Electronic Ignition (EI) System Diagnosis
Engine Cranks But Does Not Run
Evaporative Emission Control System Diagnosis
Fuel Composition Sensor Test
Fuel Injector Balance Test
Fuel Injector Solenoid Coil Test - Engine Coolant Temperature Between 10-35 Degrees C (50-95 Degrees F)
Fuel Injector Solenoid Coil Test - Engine Coolant Temperature Outside 10-35 Degrees C (50-95 Degrees F)
Fuel Pump Electrical Circuit Diagnosis
Fuel System Diagnosis
Fuel Tank Leak Check
Hard Start
Hesitation, Sag, Stumble
Intermittent Conditions
Lack of Power, Sluggishness, or Sponginess
Malfunction Indicator Lamp (MIL) Always On
Malfunction Indicator Lamp (MIL) Inoperative
Manifold Absolute Pressure Sensor Output Diagnosis
Poor Fuel Economy
Poor Fuel Fill Quality
Powertrain Control Module Controlled Generator Diagnosis
Powertrain On Board Diagnostic (OBD) System Check
Restricted Exhaust System Check
Rough, Unstable, or Incorrect Idle and Stalling
Surges/Chuggles
Symptoms
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List/Type
Diagnostic Trouble Code (DTC) Type Definitions
DTC P0105 Manifold Absolute Pressure (MAP) Sensor Performance/Range
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 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 P0128 Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature
DTC P0130 O2S Circuit Closed Loop (CL) Performance Sensor 1
DTC P0131 O2S Circuit Low Voltage Sensor 1
DTC P0132 O2S Circuit High Voltage Sensor 1
DTC P0133 O2S Slow Response Sensor 1
DTC P0134 O2S Circuit Insufficient Activity 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 P0169 Incorrect Fuel Composition
DTC P0171 Fuel Trim System Lean
DTC P0172 Fuel Trim System Rich
DTC P0178 Fuel Composition Sensor Circuit Low Frequency
DTC P0179 Fuel Composition Sensor Circuit High Frequency
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 P0300 Engine Misfire Detected
DTC P0325 Knock Sensor (KS) Circuit
DTC P0336 Crankshaft Position (CKP) Sensor Performance
DTC P0340 CMP Sensor Circuit Low Input
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0410 Secondary Air Injection (AIR) System
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 P0461 Fuel Level Sensor Performance
DTC P0462 Fuel Level Sensor Circuit Low Voltage
DTC P0463 Fuel Level Sensor Circuit High Voltage
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0506 Idle Speed Low
DTC P0507 Idle Speed High
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit
DTC P0562 System Voltage Low
DTC P0563 System Voltage High
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0604 Control Module Random Access Memory (RAM)
DTC P0621 Generator L-Terminal Circuit
DTC P0705 Transmission Range Switch Circuit
DTC P1133 O2S Insufficient Switching Sensor 1
DTC P1137 HO2S Circuit Low Voltage During Power Enrichment Sensor 2
DTC P1138 HO2S Circuit High Voltage During Decel Fuel Cutoff Sensor 2
DTC P1171 Fuel System Lean During Acceleration
DTC P1336 Crankshaft Position (CKP) System Variation Not Learned
DTC P1380 Misfire Detected - Rough Road Data Not Available
DTC P1381 Misfire Detected - No Communication with Brake Control Module
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1621 Control Module Long Term Memory Performance
DTC P1626 Theft Deterrent Fuel Enable Signal Lost
DTC P1631 Theft Deterrent Start Enable Signal Not Correct
DTC P1632 Theft Deterrent Fuel Disable Signal Received
Electrical/Electronic Schematic Diagrams
Engine Controls Schematic Icons
Engine Controls Schematics
Electrical/Electronic Specifications
Temperature Versus Resistance
Gas, Vacuum and Fluids Schematics and Diagrams
Emission Hose Routing Diagram
General Diagnostic Information
Scan Tool Data Definitions
Scan Tool Data List
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Fuel System Specifications
GM SPO Group Numbers
Removal, Installation, and Replacement
Accelerator Control Cable Bracket Replacement
Accelerator Control Cable Replacement
Accelerator Pedal Replacement
Air Cleaner Element Replacement
Air Cleaner Inlet Duct Replacement
Air Cleaner Outlet Resonator Replacement
Camshaft Position Sensor Replacement
Crankshaft Position Sensor Replacement
Engine Coolant Temperature Sensor Replacement
Engine Oil Pressure Sensor and/or Switch Replacement
Evaporative Emission Canister Purge Solenoid Valve Replacement
Evaporative Emission Canister Replacement
Evaporative Emission Vent Valve Replacement
Fuel Composition Sensor Replacement
Fuel Hose/Pipes Assembly Replacement
Fuel Injection Fuel Rail Assembly Replacement
Fuel Injector Replacement
Fuel Level Sensor Replacement
Fuel Pressure Relief
Fuel Pump Relay Replacement
Fuel Pump Strainer Replacement
Fuel Sender Assembly Replacement
Fuel Tank Draining
Fuel Tank Pressure Sensor Replacement
Fuel Tank Replacement
Heated Oxygen Sensor Replacement
Idle Air Control Valve Replacement
Ignition Control Module Replacement
In-Line Fuel Filter Replacement
Intake Air Resonator Replacement
Intake Air Temperature Sensor Replacement
Knock Sensor Replacement
Manifold Absolute Pressure Sensor Replacement
Metal Collar Quick Connect Fitting Service
Oxygen Sensor Replacement
Plastic Collar Quick Connect Fitting Service
Powertrain Control Module Replacement/Programming
Secondary AIR Injection Check Valve/Pipe Replacement
Secondary Air Injection Pump Replacement
Throttle Body Assembly Replacement
Throttle Position Sensor Replacement