Mechanics

WHEN I START THE ENGINE A VERY STRONG VIBRATION STARTS.

2005 GMC Envoy • 84,500 miles

Its worst when I put in drive and press the break. Recently I change the motor mounts and the balancer, but the vibration still felling in the hood.
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Edd19
August 4, 2012.




Is the engine running on all cylinders?

Was any recent work?

Have changed fluids on a constant basis?

Roy



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