Engine backfires with sufficient force to damage the engine air intake system and the air cleaner filter...
Chevrolet technical service bulletin 121202 for 1999-2000 Chevrolet C Series and 1999-2000 GMC C Series.
- Bulletin number
- 121202
- Component
- Engine and engine cooling: engine
- Summary
- Engine backfires with sufficient force to damage the engine air intake system and the air cleaner filter element. Certain chevrolet and gmc medium duty trucks and school bus chassis. Tt
Owners of these vehicles have filed 3 complaints in the engine category.
Vehicles covered
- Chevrolet C Series 1999-2000 19992000
- GMC C Series 1999-2000 19992000
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