Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1997CHEVY EXPRESS G3500, VAN CARGO, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 60 (ENGINE CONTROLS - TESTS W/CODES - 5.7L (P SERIES))
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 F
Section 60 (Engine Controls - Tests W/Codes - 5.7L (P Series))
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Section 60 (Engine Controls - Tests W/Codes - 5.7L (P Series))
WARNING: This page is about a different car, the 1997 GMC Vandura, 1997 GMC Forward Control, 1997 Chevrolet Forward Control, and 1997 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- Introduction
- Self-Diagnostic System
- Notes
- Hard Failures
- Intermittent Failures
- DTC Info Mode
- DTC Status
- Fail This IGN.
- History
- Last Test Fail
- Mil Request
- Not Run SCC
- Test Fail SCC
- Failed Since Clear
- Not Run Since Cl.
- Not Run This IGN.
- Test Ran And Passed
- Diagnostic Procedure
- Reading Trouble Codes
- Trouble Code Definitions
- Hard Or Intermittent Trouble Code Determination
- Clearing Diagnostic Trouble Codes (DTC)
- ECM/Pcm/VCM Location
- Diagnostic Materials
- Special Tools (Diagnostic)
- Scan Tool Usage
- Scan Data
- Summary
- Connector Identification
- Diagnostic Trouble Codes
- Notes
- DTC P0101 - MAF Sensor System Performance
- DTC P0102 - MAF Sensor Circuit Low Frequency
- DTC P0103 - MAF Sensor Circuit High Frequency
- DTC P0106 - Map Sensor System Performance
- DTC P0107 - Map Sensor Circuit Low Voltage
- DTC P0108 - Map Sensor Circuit High Voltage
- DTC P0112 - IAT Sensor Circuit Voltage Low
- DTC P0113 - IAT Sensor Circuit High Voltage
- DTC P0117 - ECT Sensor Circuit Low Voltage
- DTC P0118 - ECT Sensor Circuit High Voltage
- DTC P0121 - TP Sensor System Performance
- DTC P0122 - TP Sensor Circuit Low Voltage
- DTC P0123 - TP Sensor Circuit High Voltage
- DTC P0125 - ECT Excessive Time To Closed Loop
- DTC P0131 - Ho2S Circuit Low Voltage Bank 1, Sensor 1
- DTC P0132 - Ho2S Circuit High Voltage Bank 1, Sensor 1
- DTC P0133 - Ho2S Slow Response Bank 1, Sensor 1
- DTC P0134 - Ho2S Circuit Insufficient Activity Bank 1, Sensor 1
- DTC P0135 - Ho2S Heater Circuit Bank 1, Sensor 1
- DTC P0137 - Ho2S Circuit Low Voltage Bank 1, Sensor 2
- DTC P0138 - Ho2S Circuit High Voltage Bank 1, Sensor 2
- DTC P0140 - Ho2S Insufficient Activity Bank 1, Sensor 2
- DTC P0141 - Ho2S Heater Circuit Bank 1, Sensor 2
- DTC P0143 - Ho2S Circuit Low Voltage Bank 1, Sensor 3
- DTC P0144 - Ho2S Circuit High Voltage Bank 1, Sensor 3
- DTC P0146 - Ho2S Insufficient Activity Bank 1, Sensor 3
- DTC P0147 - Ho2S Heater Circuit Bank 1, Sensor 3
- DTC P0151 - Ho2S Circuit Low Voltage Bank 2, Sensor 1
- DTC P0152 - Ho2S Circuit High Voltage Bank 2, Sensor 1
- DTC P0153 - Ho2S Slow Response Bank 2, Sensor 1
- DTC P0154 - Ho2S Insufficient Activity Bank 2, Sensor 1
- DTC P0155 - Ho2S Heater Circuit Bank 2, Sensor 1
- DTC P0157 - Ho2S Circuit Low Voltage Bank 2, Sensor 2
- DTC P0158 - Ho2S Circuit High Voltage Bank 2, Sensor 2
- DTC P0160 - Ho2S Insufficient Activity Bank 2, Sensor 2
- DTC P0161 - Ho2S Heater Circuit Bank 2, Sensor 2
- DTC P0171 - Fuel Trim System Lean Bank 1
- DTC P0172 - Fuel Trim System Rich Bank 1
- DTC P0174 - Fuel Trim System Lean Bank 2
- DTC P0175 - Fuel Trim System Rich Bank 2
- DTC P0300 - Misfire Detected
- DTC P0301 - Cylinder No. 1 Misfire Detected
- DTC P0302 - Cylinder No. 2 Misfire Detected
- DTC P0303 - Cylinder No. 3 Misfire Detected
- DTC P0304 - Cylinder No. 4 Misfire Detected
- DTC P0305 - Cylinder No. 5 Misfire Detected
- DTC P0306 - Cylinder No. 6 Misfire Detected
- DTC P0307 - Cylinder No. 7 Misfire Detected
- DTC P0308 - Cylinder No. 8 Misfire Detected
- DTC P0325 - Knock Sensor Module Circuit
- DTC P0327 - Knock Sensor Circuit Low Voltage
- DTC P0336 - Crankshaft Position Sensor Circuit Performance
- DTC P0337 - Crankshaft Position Sensor Circuit Low Frequency
- DTC P0338 - Crankshaft Position Sensor Circuit High Frequency
- DTC P0339 - Crankshaft Position Sensor Circuit Intermittent
- DTC P0340 - Camshaft Position Sensor Circuit
- DTC P0341 - Camshaft Position Sensor CMP) Circuit Performance
- DTC P0401 - EGR System Performance
- DTC P0420 - TWC System Low Efficiency Bank 1
- DTC P0430 - TWC System Low Efficiency Bank 2
- DTC P0441 - EVAP System No Flow During Purge
- DTC P0500 - Vehicle Speed Sensor Circuit
- DTC P0506 - Idle System Low Rpm (IAC Responding)
- DTC P0507 - Idle System High Idle Air Control Responding
- DTC P0704 - Clutch Switch Circuit (With Manual Transmission)
- DTC P1106 - Map Sensor Circuit Intermittent High Voltage
- DTC P1107 - Map Sensor Circuit Intermittent Low Voltage
- DTC P1111 - IAT Sensor Circuit Intermittent High Voltage
- DTC P1112 - IAT Sensor Circuit Intermittent Low Voltage
- DTC P1114 - ECT Sensor Circuit Intermittent Low Voltage
- DTC P1115 - ECT Sensor Circuit Intermittent High Voltage
- DTC P1121 - TP Sensor Circuit Intermittent High Voltage
- DTC P1122 - TP Sensor Circuit Intermittent Low Voltage
- DTC P1133 - Ho2S Insufficient Switching Bank 1, Sensor 1
- DTC P1134 - Ho2S Transition Time Ratio Bank 1, Sensor 1
- DTC P1153 - Ho2S Insufficient Switching Bank 2, Sensor 1
- DTC P1154 - Ho2S Transition Time Ratio Bank 2, Sensor 1
- DTC P1345 - Crankshaft/Camshaft Position Sensor Correlation
- DTC P1351 - Ignition Control (Ic) Circuit High Voltage
- DTC P1361 - Ignition Control (Ic) Circuit Low Voltage
- DTC P1406 - EGR Valve Pintle Position Circuit
- DTC P1441 - EVAP Emission System Flow During Non-Purge
- DTC P1508 - Idle Air Control System Low Rpm
- DTC P1509 - Idle Air Control System High Rpm
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.