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1990 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality
checked with scope, pattern looks good. High Hydrocarbons at idle and at 2,500 only comes down to about 150. egr good not leaking, timing at 0 tdc. owner put in new a/c delco plugs, they do look a little lean. Its a manual, when you go to take off it feels lik...
FIX posted 7/14/2002
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Message Closed w/FIX
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| VIN | [No VIN Available] |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / tbi |
| Emissions | Ca. |
| Symptoms | Poor Idle Quality |
Message Closed w/FIX
Vehicle Data
1990 Chevrolet K1500 Cheyenne
| VIN | [No VIN Available] |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / tbi |
| Emissions | Ca. |
| Symptoms | Poor Idle Quality |
5 Replies Received
5 Replies Received
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