- September 3: GM's Special Coverage N192219480 Program Closes Investigation investigations | 16 days ago
- September 2: GM Transmission Class Action Lawsuit Continues After Appeal news | 17 days ago
- September 2: GM Duramax Lawsuit Partially Brought Back on Appeal news | 17 days ago
- August 4: GM Peeling Paint Class Action Lawsuit Says Recall Needed news | 46 days ago
- July 31: GM Duramax Diesel CP4 Fuel Pump Lawsuit Settlement news | 50 days ago
GMC TSB #PIP4436C
2007 GMC Sierra 2500
TSB Document:
Affected Component: EQUIPMENT
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have an engine noise, low oil pressure, over-speed condition, or abnormal oil sludge build up in the crankcase. Technician should follow published Service Information diagnosis for the DTCs found. If an excessive amount of sludge is found in the crankcase the vehicle may be running a high percentage of Bio-fuel. Technician should verify the oil change records and verify proper oil change intervals are being followed. Technician should be advised to use the Duramax Diesel Owner?s Manual Supplement for guidelines on proper fuel usage.
Click a tab for more information.