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 MANUALSCHEVROLET2002AVALANCHE 2500, RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 387 (COMPUTER RELEARN PROCEDURES)
2002 Chevrolet Avalanche 2500, RWD
Section 387 (Computer Relearn Procedures)
2002 Chevrolet Avalanche 2500, RWDSECTION Section 387 (Computer Relearn Procedures)
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.
- Introduction
- Crankshaft Position Sensor System Variation Learn Procedure
- Notes
- ALERO, Aurora, BONNEVILLE, Cavalier - 2.2L, Century, Grand Am, Grand PRIX, Impala, LESABRE, MALIBU, Monte CARLO, Park Avenue, Regal & SUNFIRE - 2.2L, AZTEK, MONTANA, Rendezvous, S10 Pickup - 2.2L, Silhouette, SONOMA - 2.2L & Venture
- Avalanche, Astro, Blazer, BRAVADA, Cab & Chassis, Chevy Express, Corvette, Cutaway, DEVILLE, Envoy, Envoy XL, Escalade, Escalade ESV, Escalade Ext, RV Cutaway, S10 Pickup - 4.3L, Safari, SATURN - 2.2L, SAVANA, SAVANA Camper Special, SAVANA Special, SEVILLE, Sierra, SILVERADO, SONOMA - 4.3L, Suburban, TAHOE, Trailblazer, VUE - 2.2L, YUKON & YUKON XL
- Engine Control Module Or Powertrain Control Module
- Notes
- Service Programming System
- Service Programming System Remote Procedure (Except Corvette)
- Service Programming System Remote Procedure (Corvette)
- Service Programming System Pass-Thru Procedure
- Service Programming System Off Board Remote Procedure
- Service Programming System Off Board Pass-Thru Procedure
- Idle Air Control Valve Learn Procedure
- Theft Deterrent System Components
- 10-Minute Learn Procedure (ALERO, Grand Am & MALIBU)
- 10-Minute Learn Procedure (Cavalier, Century, Corvette, Impala, Monte CARLO, Regal & SUNFIRE, & All Trucks Except AZTEK, MONTANA, Rendezvous, Silhouette & Venture)
- 30-Minute Learn Procedure (Cavalier, Century, Corvette, Impala, Monte CARLO, Regal & SUNFIRE, & All Trucks Except AZTEK, MONTANA, Rendezvous, Silhouette & Venture)
- Set Up A New Theft Deterrent Control Module (Aurora, BONNEVILLE, Cts, DEVILLE, Grand PRIX, LESABRE, Park Avenue & SEVILLE, & All Trucks Except AZTEK, MONTANA, Rendezvous, Silhouette & Venture)
- 10-Minute Learn Procedure (Aurora, BONNEVILLE, Cts, DEVILLE, Grand PRIX, LESABRE, Park Avenue & SEVILLE, & All Trucks Except AZTEK, MONTANA, Rendezvous, Silhouette & Venture)
- 30-Minute Learn Procedure (Aurora, AZTEK, BONNEVILLE, DEVILLE, Grand PRIX, LESABRE, MONTANA, Park Avenue, Rendezvous, SEVILLE, Silhouette & Venture)
- Throttle Body Relearn Procedure
- Throttle Position Sensor Learn Procedure
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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.