Intermittent service 4WD light comes on with diagnostic trouble code (DTC) C0306 or C0308 stored in tccm
Chevrolet technical service bulletin 3526 for 1999-2005 Chevrolet Tahoe, 1999-2005 Chevrolet Silverado and 1999-2005 Chevrolet Suburban and others.
- Bulletin number
- 3526
- Component
- Power train: transfer case (4-wheel drive)
- Summary
- Intermittent service 4wd light comes on with diagnostic trouble code (dtc) c0306 or c0308 stored in tccm. Tt
Owners of these vehicles have filed 1,161 complaints in the transmission category.
Vehicles covered
- Chevrolet Tahoe 1999-2005 1999200020012002200320042005
- Chevrolet Silverado 1999-2005 1999200020012002200320042005
- Chevrolet Suburban 1999-2005 1999200020012002200320042005
- GMC Yukon 1999-2005 1999200020012002200320042005
- GMC Sierra 1999-2005 1999200020012002200320042005
- Chevrolet Avalanche 1999-2005 1999200020012002200320042005
- Cadillac Escalade 1999-2005 1999200020012002200320042005
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