
2002 GMC Savana 3500 5.7L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
Truck came in with a code P0300. Wet down ignition wires and found that the wires were arching. Replaced the ignition coil , wires, cap, rotor and plugs. Problem code P0300 still excists. Performed cylinder leak down test on effected cylinders ( cyl. 7&4), tes...
FIX posted 1/27/2010
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Message Closed w/FIX
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VIN | 1GTHG35R32 |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
Occurs | Always, Cold, Hot, Under Load, on Decel, Idle |
Misc. | Cargo Van |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 GMC Savana 3500
VIN | 1GTHG35R32 |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
Occurs | Always, Cold, Hot, Under Load, on Decel, Idle |
Misc. | Cargo Van |
Trouble Codes
P0300 | Multiple Misfire Detected |