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1999 Chevrolet K2500 Suburban 7.4L Poor Idle Quality, Lack of Power?
This '99 K2500 Suburban has a rough idle. It almost feels like a misfire but the misfire monitors are clean. Ignition scope reveals cylinders 1,2,5&6 to have a shorter and more turbulant spark line (under 1ms.) and look to be leaning out. The other cylinders l...
FIX posted 11/30/2001
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GNGK26J6X |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Lack of Power? |
| Occurs | Hot, Idle |
| Misc. | California Emissions |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet K2500 Suburban
| VIN | 1GNGK26J6X |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Lack of Power? |
| Occurs | Hot, Idle |
| Misc. | California Emissions |
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