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February 1, 2006 Service bulletin

Operating characteristics of the electro-viscous (EV) fan clutch and diagnostic tips for cooling fan...

Chevrolet technical service bulletin 060602003 for 2002-2006 Chevrolet Trailblazer, 2002-2006 GMC Envoy and 2002-2004 Oldsmobile Bravada and others.

Bulletin number
060602003
Component
Engine and engine cooling
Summary
Operating characteristics of the electro-viscous (EV) fan clutch and diagnostic tips for cooling fan noise, delayed transmission shifts and/or engine revving too high. Tt

Owners of these vehicles have filed 759 complaints in the engine category.

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