After going a steady 50 mph and increasing to about 60 mph causes my rpms and car slowly bounce/jerk.
PLEASE HELP!
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07-30-2011, 03:37 AM #1
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- Jun 2011
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'00 grand prix jerks at steady 55mph
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07-30-2011, 05:31 AM #2
- Join Date
- Oct 2007
- Location
- Chillicothe mo
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missfire? Plugs/wires
2006 Kia rio, 114k miles
2002 Grand Prix GTP. 40th Anv edition, 3.8L Supercharged V6, 130$ BBQ special. 111,000k
2001 Chevy Impala, 3.4L SFI. 141,000k
1997 Chevy Silverado 350 5.7L vortec z71, 250k
1997 Grand Prix GTP, 3.8L supercharged V6 -Knocking motor mod. 189,000k
1995 BMW 325I Slow, old, and high tech.
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07-30-2011, 07:50 AM #3
- Join Date
- Feb 2011
- Location
- Flint, MI
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- Thanked 811 Times in 523 Posts
It could be about anything! MAF, TPS, MAP, coils, ICM, transmission...
1983 Chevy C-10 Scottsdale Pickup (167k miles) Built 4/83 in Flint, MI, Received 1/05
1999 Chevy Lumina (171k miles) Built 9/9/98, Purchased 8/14/06
2006 HHR 1LT (56k miles) Built 5/24/06, Purchased 2/17/09 FOR SALE
