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 MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.3 T, 4L60E/M30REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 143 (COMPUTER RELEARN PROCEDURES)ENGINE CONTROL MODULE OR POWERTRAIN CONTROL MODULESERVICE PROGRAMMING SYSTEM REMOTE PROCEDURE (CORVETTE)PROGRAMMING VERIFICATION
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30
Programming Verification
2006 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.3 T, 4L60E/M30SECTION Programming Verification
WARNING: This page does not describe the selected car, but rather 60 other vehicles, including the 2003 Saturn Vue, 2003 Saturn LW300, 2003 Saturn LW200, 2003 Saturn L300, and 2003 Saturn L200. However, it is still accessible from the selected car via links, so may be relevant.
- With a scan tool, clear the DTCs.
- Attempt to start the engine.
- Repeat the Service Programming procedure if the engine does not start or operates poorly. Perform the following procedures before programming the PCM:
- Ensure the control module and DLC connections are okay.
- Ensure the Techline operating software is up to date.
- Ensure the calibration part number is correct for the vehicle.
- Attempt to program the control module. If the control module still cannot be programmed properly, replace the control module. See REMOVAL & INSTALLATION - CORVETTE article. You must program the replacement control module.
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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.