
1999 GMC K1500 Suburban SLE 5.7L Misfire
Vehicle has small mis fire at 55 to 60mph only going up a grade. Checked fuel pressure and was with in specs. at koeo and at koer. With fuel gauge on driving vehicle up a hill fuel pressure would flucuate at 48 to 52 psi and the gauge needle would go crazy. Re...
Summary posted 3/15/2012
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VIN | 3GKFK16R9X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load |
Misc. | Has Rebuilt Engine |
Message Closed w/Summary
Vehicle Data
1999 GMC K1500 Suburban SLE
VIN | 3GKFK16R9X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load |
Misc. | Has Rebuilt Engine |