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Information on Diesel Fuel Additives – GM Chevrolet and GMC Light Duty and Medium Duty Trucks

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General Motors

NHTSA ID Number: 10222823 Manufacturer Communication Number: 03-06-04-017R Summary This service bulletin provides information on availability of Diesel Fuel additives.   TOP TIER Detergent Diesel is highly recommended for use with diesel vehicles. If your area does not have TOP TIER Detergent Diesel, GM recommends the use of ACDelco Diesel Fuel Conditioner. This will help you maintain … Read more

Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting – 2011-2019 Cadillac Chevrolet GMC

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2019 Chevrolet Silverado

NHTSA ID Number: 10154649 Manufacturer Communication Number: PI0564K   Summary This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).   111 Affected Products Vehicles MAKE MODEL YEAR CADILLAC ESCALADE 2011-2019 CADILLAC ESCALADE ESV 2011-2019 CADILLAC ESCALADE EXT 2011-2013 CHEVROLET … Read more

15114 – MIL Lamp On / Glow Plug Heater Inoperative – 2010-2012 Chevrolet & GMC

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2012 Chevrolet Silverado

NHTSA ID Number: 10089893 Manufacturer Communication Number: 15114 Summary 15114 – SPECIAL COVERAGE. ON SOME 2010-2012 MODEL YEAR CHEVROLET SILVERADO HD AND GMC SIERRA HD OR 2011-2012 CHEVROLET EXPRESS AND GMC SIERRA HD VEHICLES EQUIPPED WITH A 6.6L DURAMAX DIESEL ENGINE (RPO LML, LGH) THE MALFUNCTION INDICATOR LAMP (MIL) MAY ILLUMINATE DUE TO A CONDITION WITH THE … Read more

Special Coverage Adjustment – Diesel-Emission- Reduction Fluid Tank – 2010-2012 Chevrolet & GMC

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2012 Chevrolet Silverado

NHTSA ID Number: 10130605 Manufacturer Communication Number: GCUS-9-2952   Summary 14652A-Special Coverage. On some vehicles a malfunction-indicator light (MIL) may illuminate due to an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir, increased tank-heater resistance, or reductant-system performance. If this condition occurs within the stated terms, dealer will replace the DEF tank reservoir … Read more

Diesel Exhaust Fluid Calibration Enhancement – 2010-2011 Chevrolet & GMC

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2011 Chevrolet Silverado

NHTSA ID Number: 10040503 Manufacturer Communication Number: SB-11001 Summary GM SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE FUEL INJECTION SYSTEM MAY NOT OPERATE AS INTENDED. IF THIS OCCURS THE MALFUNCTION LIGHT MAY ILLUMINATE, AND VEHICLE SPEED COULD BE LIMITED. *RM UPDATED 10/4/11.   6 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET EXPRESS 2010-2011 CHEVROLET … Read more