Technical Service Bulletin 040604021 — 2002 CHEVROLET CAVALIER
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Bulletin Details
| TSB ID | 040604021 |
| Manufacturer | |
| Vehicle | 2002 CHEVROLET CAVALIER |
| Component | POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM) |
| Communication Date |
Bulletin Summary
POWERTRAIN CONTROL MODULE (PCM) WILL NOT PROPERLY COMMUNICATE CERTAIN ON-BOARD DIAGNOSTIC TEST RESULT INFORMATION WITH NON-TECH2 (GENERIC) SERVICE OR TEST EQUIPMENT. *TT
About Technical Service Bulletins
A Technical Service Bulletin (TSB) is a document issued by a vehicle manufacturer to its dealers, describing a known issue with a specific vehicle or set of vehicles and the recommended procedure to fix it. Unlike recalls, TSBs are not mandatory and are typically only performed if an owner reports the related issue. However, TSBs can be an indicator of common problems with a vehicle.
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