why is my 1997 gmc sierra running rough and wants to die in gear.

Asked by Feb 13, 2016 at 03:45 AM about the GMC Sierra 1500

Question type: Maintenance & Repair

Its not running right since donut gasket went out

2 Answers

254,235

Which gasket, the one on the exhaust? Did you replace it yet?

The donut flange gasket off the manifold

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