GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Domestic RPO L36/L67

Export Unleaded RPO L36/L67

P0101

Mass Air Flow (MAF) System Performance

B

B

P0102

Mass Air Flow (MAF) Sensor Circuit Low Frequency

B

B

P0103

Mass Air Flow (MAF) Sensor Circuit High Frequency

B

B

P0107

Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage

B

B

P0108

Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage

B

B

P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

B

B

P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

B

B

P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

B

B

P0118

Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

B

B

P0121

Throttle Position (TP) System Performance

B

B

P0122

Throttle Position (TP) Sensor Circuit Low Voltage

B

B

P0123

Throttle Position (TP) Sensor Circuit High Voltage

B

B

P0125

Engine Coolant Temperature (ECT) Excessive Time to Closed Loop Fuel Control

B

D

P0131

HO2S Circuit Low Voltage Sensor 1

B

B

P0132

HO2S Circuit High Votlage Sensor 1

B

B

P0133

HO2S Slow Response Sensor 1

B

D

P0134

HO2S Circuit Insufficient Activity Sensor 1

B

B

P0135

HO2S Heater Circuit Sensor 1

B

D

P0137

HO2S Circuit Low Voltage Sensor 2

B

B

P0138

HO2S Circuit High Voltage Sensor 2

B

B

P0140

HO2S Circuit Insufficient Activity Sensor 2

B

B

P0141

HO2S Heater Circuit Sensor 2

B

D

P0171

Fuel Trim System Lean

B

D

P0172

Fuel Trim System Rich

B

D

P0201

Injector 1 Control Circuit

B

B

P0202

Injector 2 Control Circuit

B

B

P0203

Injector 3 Control Circuit

B

B

P0204

Injector 4 Control Circuit

B

B

P0205

Injector 5 Control Circuit

B

B

P0206

Injector 6 Control Circuit

B

B

P0230

Fuel Pump Control Circuit

D

D

P0243

Supercharger Boost Solenoid

D

D

P0300

Engine Misfire Detected

B

D

P0325

Knock Sensor Circuit

B

D

P0327

Knock Sensor Circuit Bank 1

B

D

P0332

Knock Sensor Circit Bank 2

B

D

P0336

18X Reference Signal

B

B

P0341

CMP Sensor Circuit Performance

B

B

P0401

EGR System Flow Insufficient

A

D

P0403

EGR Solenoid Circuit

B

D

P0404

EGR System Performance

B

D

P0405

EGR Pintle Position Circuit Low Voltage

B

D

P0420

TWC System Low Efficiency

A

D

P0440

EVAP System

A

A

P0442

EVAP Control System Small Leak Detected

A

A

P0443

EVAP Purge Solenoid Valve Control Circuit

B

B

P0446

EVAP Canister Vent Blocked

A

A

P0449

EVAP Vent Valve Solenoid Control Circuit

B

B

P0452

Fuel Tank Pressure Sensor Low Voltage

B

B

P0453

Fuel Tank Pressure Sensor High Voltage

B

B

P0462

Fuel Level Sensor Circuit Low Voltage

C

C

P0463

Fuel Level Sensor Circuit High Voltage

C

C

P0480

Fan 1 Relay Control Circuit

B

B

P0481

Fan 2 Relay Control Circuit

B

B

P0502

VSS Low Circuit

B

B

P0503

VSS High Circuit

B

B

P0506

Idle Control System Low RPM

B

B

P0507

Idle Control System High RPM

B

B

P0530

A/C Refrigerant Pressure Sensor Circuit

D

D

P0560

System Voltage

D

D

P0601

PCM Memory

A

A

P0602

PCM Not Programmed

A

A

P0650

MIL Control Circuit

A

A

P0656

Fuel Level Circuit

D

D

P0711

Trans Fluid Temperature (TFT) Sensor Circuit Performance (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0712

Trans Fluid Temperature (TFT) Sensor Circuit Low Voltage (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0713

Trans Fluid Temperature (TFT) Sensor Circuit High Voltage (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0716

Automatic Transmission Input (Shaft) Speed Sensor Circuit Performance (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

B

P0717

Automatic Transmission Input (Shaft) Speed Sensor No Input (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

B

P0719

Brake Switch Circuit Low (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0724

Brake Switch Circuit High (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0730

Incorrect Gear Ratio (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0741

Torque Converter ClutchSystem Stuck Off (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

B

P0742

Troque Converter Clutch System Stuck On (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

A

P0748

Pressure Control Solenoid Valve Circuit Malfunction (Refer to 4T65-E Automatic Transaxle Diagnosis)

D

D

P0751

Shift Solenoid 1 (1-2 Shift Solenoid) Performance/Stuck Off (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

B

P0753

Shift Solenoid 1 (1-2 Shift Solenoid) Electrical (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

A

P0756

Shift Solenoid 2 (2-3 Shift Solenoid) Performance/Stuck Off (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

A

P0758

Shift Solenoid 2 (2-3 Shift Solenoid) Electrical (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

A

P1106

Manifold Absolute Pressure (MAP) Sensor CKT Intermittent High Voltage

D

D

P1107

Manifold Absolute Pressure (MAP) Sensor CKT Intermittent Low Voltage

D

D

P1111

Intake Air Temperature (IAT) Sensor CKT Intermittent High Votlage

D

D

P1112

Intake Air Temperature (IAT) Sensor CKT Intermittent Low Votlage

D

D

P1114

Engine Coolant Temperature (ECT) Sensor CKT Intermittent Low Voltage

D

D

P1115

Engine Coolant Temperature (ECT) Sensor CKT Intermittent High Voltage

D

D

P1121

Throttle Position (TP) Sensor CKT Intermittent High Voltage

D

D

P1122

Throttle Position (TP) Sensor CKT Intermittent Low Voltage

D

D

P1133

HO2S Insufficient Switching Sensor 1

B

D

P1134

HO2S Transition Time Ratio Sensor 1

B

D

P1260

Fuel Pump PWM Control Circuit (VIN 1 Only)

D

D

P1336

CKP System Variation Not Learned

A

D

P1351

IC Circuit Open

B

B

P1352

Bypass Cirucit Open

B

B

P1361

IC Circuit Not Toggling

B

B

P1362

Bypass Circuit Shorted

B

B

P1374

3X Reference Circuit

B

B

P1380

EBCM DTC Rough Road Data Unusable

D

D

P1381

Misfire Detected No EBCM/PCM Serial Data

D

D

P1404

EGR Valve Stuck Open

B

D

P1441

EVAP System Flow During Non-Purge

B

B

P1546

A/C Relay Control Circuit

D

D

P1554

Cruise Control Status Circuit

D

D

P1571

TCS Desired Torque Circuit (VIN 1 Only)

D

D

P1573

PCM/EBTCM Serial Data Circuit

D

D

P1585

Cruise Control Inhibit Control Circuit

D

D

P1626

Loss of Serial Communication with VTD

D

D

P1629

Theft Deterrent Crank Signal Malfunntion

D

D

P1635

5 Volt Reference (A) Circuit

B

B

P1637

Generator Lamp Control Circuit

D

D

P1639

5 Volt Reference (B) Circuit

B

B

P1653

Low Oil Lamp Control Circuit

B

B

P1673

Engine Hot Lamp Control Circuit

D

D

P1689

TCS Delivered Torque Control Circuit

D

D