1999 GMC Sierra 2500 SL 6.0L Poor Idle Quality, Stall
truck towed in,would not run. i tried to start it ,ran very low rpm feathered the throttle it stalled. tested fuel pressure ,was at spec. scaned for dtc had o2 and evap codes. scaned pids saw nothing jump out at [...] maf truck started and ran,had good throttl...
Summary posted 11/10/2009
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Vehicle Data1999 GMC Sierra 2500 SL
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Message Closed w/Summary
Vehicle Data
1999 GMC Sierra 2500 SL
VIN | 1GTFC29U4X |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Stall |
Occurs | Always |