
1998 GMC Savana 3500 5.7L Misfire
Hi guys, just replaced both heads, new heads. Have misfire constantly cyl. 3,6 and sometimes on 2, set cam retard to 0" no help, checked dist. lined up on no 1 at tdc plugs and wires okay. Wondering if overtightened valves, tightened till no play then 360 more...
Summary posted 4/11/2011
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Message Closed w/Summary
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VIN | 1GDHG31R9W |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / csfi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
1998 GMC Savana 3500
VIN | 1GDHG31R9W |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / csfi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |