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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET2002AVALANCHE 2500, RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 673 (PERSONALIZATION SYSTEM)DESCRIPTION AND OPERATIONVEHICLE PERSONALIZATIONPROGRAMMING FEATURESEXIT PROGRAMMING
2002 Chevrolet Avalanche 2500, RWD
Exit Programming
2002 Chevrolet Avalanche 2500, RWDSECTION Exit Programming
WARNING: This page is about a different car, the 2002 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Any of the following list of events will cause the programming sequence to be terminated:
- The ignition is moved from the RUN position.
- The vehicle is shifted out of REVERSE for vehicles with a manual trans.
- The park brake is released for vehicles with a manual trans.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.