Gmc/chevrolet: sir MIL on and tech 2 will not communicate with sdm
Chevrolet technical service bulletin PIT-4857 for 2007-2009 Chevrolet Silverado and 2007-2009 GMC Sierra.
- Bulletin number
- PIT-4857
- Component
- Air bags: frontal
- Summary
- Gmc/chevrolet: sir mil on and tech 2 will not communicate with sdm. Some modules may set a communication dtc u0151 against sdm. Diagnostics may lead to replacement of sdm and replacing sdm may fix the concern for a short time or it may fail again on the first or second ignition key cycle. The hd silverado and sierras only.
Owners of these vehicles have filed 169 complaints in the airbags category.
Vehicles covered
- Chevrolet Silverado 2007-2009 200720082009
- GMC Sierra 2007-2009 200720082009
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