
1999 Chevrolet Tahoe LS 5.7L Excessive Emissions, Poor Idle Quality
this tahoe runs perfect cold for 8-10 minutes then loads up to the point it looks like a diesel out the exhaust, no codes , the injector pulse width get longer and longer, at start it is at 2.6-3.0 when it loads up it up to 6.0, tps stays at .51v, coolant read...
FIX posted 10/3/2006
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Message Closed w/FIX
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VIN | 1GNEK13R9X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality |
Occurs | Hot, Idle |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Tahoe LS
VIN | 1GNEK13R9X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality |
Occurs | Hot, Idle |