2000 Buick Lesabre

2000 BUICK LESABRE
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BOGUNDIM
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2000 Buick Lesabre 141000 miles

I recently had a transmission flush at an franchise shop. A couple of days later, when I start to accelerate my car while driving I get a hard thump sound as well as an movement. What's going on with the car?
Oct 26, 2008 at 10:53 AM
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DENNYP
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It could be low on fluid or have an internal problem.
Oct 28, 2008 at 10:52 AM