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December 1, 2015 Service bulletin

New Tool Availability

Chevrolet technical service bulletin 08-06-04-003D for 2002-2016 Chevrolet Silverado 1500, 2002-2016 GMC Sierra 1500 and 2002-2016 Chevrolet Silverado 2500 and others.

Bulletin number
08-06-04-003D
Component
Engine and engine cooling
Summary
New Tool Availability - EN-48974-EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber

Owners of these vehicles have filed 1,718 complaints in the engine category.

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