2000 Pontiac Grand Am tranny bumps loud when shifting

2000 PONTIAC GRAND AM
82,000 MILES • 6 CYL • FWD • AUTOMATIC
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SMILIE
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  • 2 POSTS
when i shift from park to drive the tranny bumps hard then it shifts hard going down the road
Oct 22, 2009 at 6:18 AM
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MMPRINCE4000
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  • 8,548 POSTS
Start by checking the motor and trans mounts, you may have a broken or collapsed mount.

If mounts are OK, then it is internal hydraulic pressure problem, or shift solenoid.
Oct 24, 2009 at 10:43 AM