GMC

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

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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

Paint Peeling Above Anti-Chip Area – 2014-2015 Chevrolet Silverado & GMC Sierra

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2015 Chevrolet Silverado

NHTSA ID Number: 10114528 Manufacturer Communication Number: PIT5313C   Summary This Preliminary Information communication provides information to the technician about vehicles that have paint peeling from the anti-chip area. Technician should test another panel on a clean surface above room temperature. Technician will use a 2 inch wide piece of masking tape to the body, and pull … Read more

Information Regarding the Differences Between Fluid Leakage and Seepage – GM Passenger Cars and Trucks

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General Motors

NHTSA ID Number: 10222777 Manufacturer Communication Number: 15-00-89-004E Summary This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.   This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. … Read more

Auto-Leveling Rear Suspension Inoperative – 2015 Chevrolet & GMC

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2015 Chevrolet Tahoe

NHTSA ID Number: 10090008 Manufacturer Communication Number: 15303   Summary 15303 – SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE FOR CERTAIN 2015 MODEL YEAR CHEVROLET TAHOE AND CHEVROLET SUBURBAN, GMC YUKON AND GMC YUKON XL 2WD VEHICLES EQUIPPED WITH AUTO LEVELLING REAR SUSPENSION (RPO Z85 AND AVF). THESE VEHICLES MAY HAVE AN AUTO-LEVELING FEATURE THAT IS … Read more

Special Coverage Adjustment – Fractured Leaf Springs – 2008-2009 Chevrolet Silverado & GMC Sierra

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2009 Chevrolet Silverado

NHTSA ID Number: 10126052 Manufacturer Communication Number: GCUS-9-2139   Summary 14520B Special Coverage. Some 2008-2009 model year Chevrolet Silverado and GMC Sierra light-duty vehicles registered in Canada or 2007, and 2010-2013 model year Chevrolet Silverado and GMC Sierra light duty vehicles registered in or previously registered in Maine, New Hampshire, New York, and Vermont or in the … Read more