Technical Service Bulletin ER-14231 — 2015 GMC SIERRA HD
ENGINE
Bulletin Details
| TSB ID | ER-14231 |
| Manufacturer | |
| Vehicle | 2015 GMC SIERRA HD |
| Component | ENGINE |
| Communication Date |
Bulletin Summary
IMPCO: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME VEHICLES WITH COMPRESSED NATURAL GAS (CNG) SYSTEM WERE BUILT INCORRECTLY WITH THE ENGINE CONTROL MODULE (ECM) CALIBRATION AND WOULD NEED TO HAVE ECM REPROGRAMMED. MODEL 2015 SILVERADO HD, SIERRA HD. *PE
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 2015 GMC SIERRA HD
SBU-15057
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SBU-15057
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SBU-14608
STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
SBU-14608
STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
SB-0000192111-A
FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
SB-0000187286-A
EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
SB-0000186555-A
EQUIPMENT ADAPTIVE/MOBILITY
SB-0000186332-A
ENGINE AND ENGINE COOLING:ENGINE:DIESEL
SB14034
ELECTRICAL SYSTEM