Subject regarding revised diagnostic trouble code P1221 service manual information
Chevrolet technical service bulletin 020604005 for 2001 Chevrolet Tahoe, 2001 Chevrolet Silverado and 2001 Chevrolet Suburban and others.
- Bulletin number
- 020604005
- Component
- Engine and engine cooling: engine: gasoline
- Summary
- Subject regarding revised diagnostic trouble code p1221 service manual information. Tt
Owners of these vehicles have filed 273 complaints in the engine category.
Vehicles covered
- Chevrolet Tahoe 2001 2001
- Chevrolet Silverado 2001 2001
- Chevrolet Suburban 2001 2001
- Chevrolet Corvette 2001-2002 20012002
- GMC Yukon 2001 2001
- GMC Sierra 2001 2001
- Chevrolet Silverado 3500 2001-2002 20012002
- Chevrolet Express 2001 2001
- GMC Sierra 3500 2001-2002 20012002
- GMC Savana 2001 2001
- Chevrolet C Series 2001-2002 20012002
- GMC C Series 2001-2002 20012002
- Chevrolet B7 2001-2002 20012002
- GMC B7 2001-2002 20012002
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