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92olds88royalle
Joined: 23 Apr 2005
Posts: 85
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| Posted: Tue Aug 30, 2005 1:19 pm Post subject: need help asap please help |
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this is my only car a 1992 oldsmobile eighty eight royalle
it doesnt like to go up hills it hesitates and backfires i replaced the mass air flow sensor the iat sensor the fuel filter the plugs and wires are only 3 months old what could my problem be |
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88delta88
Joined: 09 Jun 2003
Posts: 2407
Location: Canada
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| Posted: Wed Aug 31, 2005 8:57 am Post subject: |
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had the same problem myself, and went through EVERYTHING with a fine toothed comb. Nothing. Until I saw a bright blue SPARK jump when I was screwing around under the hood with it running one night. The plug wires I had bought 6 months ago were faulty.
Check your plugs and plug wires, even if you "know" they're good. Sounds a hell of a lot like the engine is firing the wrong cylinder at the wrong time (leaking high voltage). |
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Joes 94 cutty
Joined: 02 May 2005
Posts: 253
Location: Maplewood, Minnesota
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| Posted: Thu Sep 01, 2005 11:16 am Post subject: |
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i can relate.. before i changed out my plugs and wires, my car didnt wanna go at all... i thought they were fine, other wise i would have changed them sooner then i did.. def. check em out again.
-Joe :rock: |
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87Delta
Joined: 15 May 2005
Posts: 678
Location: Mississippi
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| Posted: Thu Sep 01, 2005 2:09 pm Post subject: |
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| Sounds like the plug wires could be the problem; but, im going to go out on a limb and say it could be a very dirty air filter, just possably a thought. I know mine was pretty bad. |
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88delta88
Joined: 09 Jun 2003
Posts: 2407
Location: Canada
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| Posted: Fri Sep 02, 2005 12:42 pm Post subject: |
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| a dirty air filter shouldnt make the car backfire though... But its a good idea with high gas prices (VERY HIGH in Canada) to check the air filter ;-) |
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87Delta
Joined: 15 May 2005
Posts: 678
Location: Mississippi
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| Posted: Fri Sep 02, 2005 2:56 pm Post subject: |
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88delta88 wrote: a dirty air filter shouldnt make the car backfire though...
Heh, yeah I realized I forgot that part and just was too lazy to edit my post. A dirty air filter does reduce gas mileage and perfromance though.. |
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