Technical Service Bulletin 14581 — 2008 GMC SIERRA 3500
ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER
Bulletin Details
| TSB ID | 14581 |
| Manufacturer | |
| Vehicle | 2008 GMC SIERRA 3500 |
| Component | ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER |
| Communication Date |
Bulletin Summary
14581 - EMISSION RECALL. GENERAL MOTORS HAS DECIDED TO CONDUCT A VOLUNTARY EMISSION RECALL INVOLVING CERTAIN 2008 CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, AND TAHOE; AND GMC SIERRA, YUKON, AND YUKON XL VEHICLES EQUIPPED WITH CALIFORNIA BIN 4 EMISSIONS RPO NU5. THE DESIGN OF THE FUEL CONTROL SYSTEM DID NOT ADEQUATELY CONTROL CARBON MONOXIDE EMISSIONS UNDER CERTAIN OPERATING CONDITIONS. DEALERS ARE TO REPROGRAM THE ENGINE CONTROL MODULE WITH A MODIFIED FUEL CONTROL CALIBRATION.
About Technical Service Bulletins
A Technical Service Bulletin (TSB) is a document issued by a vehicle manufacturer to its dealers, describing a known issue with a specific vehicle or set of vehicles and the recommended procedure to fix it. Unlike recalls, TSBs are not mandatory and are typically only performed if an owner reports the related issue. However, TSBs can be an indicator of common problems with a vehicle.
Other TSBs for the 2008 GMC SIERRA 3500
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