Service update for inventory vehicles only - cold start P1400 on-board diagnostic (OBD) system improvement...
GMC technical service bulletin 07338 for 2008 GMC Yukon, 2008 GMC Sierra and 2008 Cadillac Escalade and others.
- Bulletin number
- 07338
- Component
- Engine and engine cooling: engine
- Summary
- Service update for inventory vehicles only - cold start p1400 on-board diagnostic (obd) system improvement - reprogram ECM-expires june 30, 2008. Nj
Owners of these vehicles have filed 31 complaints in the engine category.
Vehicles covered
- GMC Yukon 2008 2008
- GMC Sierra 2008 2008
- Cadillac Escalade 2008 2008
- Hummer H2 SUT 2008 2008
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