January 2: GM Says Brake Master Cylinder Failure Lawsuit Fails news | 9 days ago
December 28: GM Lifter Failure Lawsuit Includes Multiple Models news | 14 days ago
December 22: GM Air Conditioning Class Action Lawsuit: 8 Years in Court news | 20 days ago
December 7: GM Engine Class Action Lawsuit Set To Begin news | 35 days ago
December 7: GM 8-Speed Transmission Lawsuit Runs Into Trouble news | 35 days ago
GMC TSB #PIE-0253
2012 GMC Sierra
TSB Document:
Affected Component: ENGINE AND ENGINE COOLING:ENGINE:DIESEL
- Summary
- GENERAL MOTORS: SERVICE ENGINE SOON LIGHT ILLUMINATED ON DASH. THERE MAY ALSO BE INCREASED ENGINE NOISE, OR POSSIBLE HIGHER RPM SHIFTS, AND REDUCED A/C PERFORMANCE. *KB
Click a tab for more information.




