Every time there is a stop light, the car vibrates and shakes unless I step on the gas a little bit. I'd love to fix this.
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2000 Buick LeSabre Question: Rough Idle. 1/8" gap between the throttle body and the upper intake manifold.
Answer #1Greg's Orange Auto (15380 Answers) , Orange, CA - (714) 361-9386globalhelper October 15, 2012, 15:19Master
seek a diag and est sounds like poss vac leak
Answer #2ziptie12 October 16, 2012, 01:06Master
You state 1/8" gap between throttle body and intake. Maybe I'm reading it wrong , but is the throttle body loose? Is the gasket gone? That would definitely cause problems.