14653: Special Coverage Adjustment – Indirect Fuel Injector Replacement – 2010-2014 Chevrolet & GMC

2014 Chevrolet Silverado

NHTSA ID Number: 10058724 Manufacturer Communication Number: SC-14653   Summary GMC/CHEVROLET: TSB CONTAINS AN OWNER’S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. SOME TRUCKS WILL EXPERIENCE ILLUMINATION OF MALFUNCTION INDICATOR LIGHT (MIL) DUE TO INDIRECT FUEL INJECTOR WILL HAVE LOW FLOW OR BE STUCK IN CLOSED POSITION. MODEL 2010-2014 EXPRESS, SAVANA, 2011-2014 SIERRA HD, SILVERADO HD.   … Read more

Duramax Diesel Hard Start, No Start, DTCs P0087, P0088, P0191, P128E or Injection Pump Replacement – 2010-2016 Chevrolet & GMC

2016 Chevrolet Silverado 3500

NHTSA ID Number: 10199228 Manufacturer Communication Number: 16NA102   Summary This technical bulletin provides a procedure to clean and repair the complete fuel system due to dirt getting into the fuel system causing the vehicle to have a hard or no start.   38 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET EXPRESS 2010-2016 CHEVROLET SILVERADO 1500 2010-2013 … Read more

Fuel Pressure Regulator Buzz And/or Hum Noise – 1999-2003 Chevrolet & GMC

2003 Chevrolet Silverado

NHTSA ID Number: 10114453 Manufacturer Communication Number: PIP5280 Summary This Preliminary Information communication provides information to the technician about vehicles that may have a buzz noise at idle after fuel pressure regulator replacement. Technician will need to gain access to the fuel pump. After gaining access to the fuel pump check the power and ground for voltage … Read more

6.6L LBZ, LB7, LLY Duramax Diesel Engine Cylinder Head Gasket Design Change — New Head Gasket Part Numbers and Head Bolt Torque Specifications – 2001-2006 Chevrolet GMC

2006 Chevrolet Silverado

NHTSA ID Number: 10019849 Manufacturer Communication Number: 060601006 Summary INFORMATION ON 2006 6.6 LBZ LLY DURAMAX DIESEL ENGINE CYLINDER HEAD GASKET CHANGE – NEW HEAD GASKET AND TORQUE SPECIFICATION. *TT   8 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET C4500 2006 CHEVROLET C5500 2006 CHEVROLET EXPRESS 2006 CHEVROLET SILVERADO 2006 GMC C4500 2006 GMC C5500 2006 GMC … Read more

New Engine Coolant Fill Procedure – 2003 Chevrolet Express & GMC Savana

2003 Chevrolet Express

58-562 and 55-13411 OVERHEATING AFTER WATER PUMP REPLACEMENT   Application: 2003 Chevrolet Express, 2003 GMC Savana with 4.8L, 5.3L or 6.0L Gen III V8 Engine (VIN’s V, T, U – RPO’s LR4, LM7, LQ4)   Problem: Major engine overheating after replacing water pump.   Cause: Because the engine cooling system no longer uses a pressurized … Read more