Service 4WD light on no codes besides U1000 codes
Chevrolet technical service bulletin 01446A for 2003-2004 Chevrolet Trailblazer, 2003-2004 GMC Envoy and 2003-2004 Oldsmobile Bravada and others.
- Bulletin number
- 01446A
- Component
- Power train: transfer case (4-wheel drive)
- Summary
- Service 4wd light on no codes besides u1000 codes. Tt
Owners of these vehicles have filed 239 complaints in the transmission category.
Vehicles covered
- Chevrolet Trailblazer 2003-2004 20032004
- GMC Envoy 2003-2004 20032004
- Oldsmobile Bravada 2003-2004 20032004
- Buick Rainier 2004 2004
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