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Cavalier Problem Diagnosis Got a problem you can't fix? We can help.
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  #16  
Old 03-17-2009, 08:42 PM
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metallica21156 metallica21156 is offline
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Re: 90 cavalier engine running rough

replaced both coils. one of the coils had a crack in it. so far all is good. also replaced the spark plugs with ac delco plugs. car runs a lot better.
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95 jimmy. Vortec V6. 4.3 liter CPI. ,2.5" catco cat, 2.5" cat back with flowmaster muffler split rear., 40 street series, 2 12" audiobahns in custom box,K&N CPI intake system.
71 Mustang coupe- project car. stock 302 with Cobra intake, holley 650dp, afco racing radiator, headman headers, msd distributor, 2.5" from the headers.C4 tranny with shift kit, Mach 1 body lay out.
90 cav, 2.2 tbi, gas getter.
99 chevy s10 zr2, 6" lift, duel exhaust. 5 speed.
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  #17  
Old 03-18-2009, 06:13 AM
96DropTopFire 96DropTopFire is offline
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Re: 90 cavalier engine running rough

Glad to hear things are looking up. Keep us posted on if this is a permanent fix.
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  #18  
Old 03-30-2009, 06:32 PM
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metallica21156 metallica21156 is offline
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Re: 90 cavalier engine running rough

well its still working!
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95 jimmy. Vortec V6. 4.3 liter CPI. ,2.5" catco cat, 2.5" cat back with flowmaster muffler split rear., 40 street series, 2 12" audiobahns in custom box,K&N CPI intake system.
71 Mustang coupe- project car. stock 302 with Cobra intake, holley 650dp, afco racing radiator, headman headers, msd distributor, 2.5" from the headers.C4 tranny with shift kit, Mach 1 body lay out.
90 cav, 2.2 tbi, gas getter.
99 chevy s10 zr2, 6" lift, duel exhaust. 5 speed.
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