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1999 GMC Savana 3500 5.7L Poor Idle Quality, Misfire
This van came in running bad at idle. Code for O2 relpaced all due to the milage. Still runs very rich all fuel trims are way -. Runs ok off idle. maf at idle [...]. map sensor is 26 at idle but this thing is barely running at idle. egr is 0%.The inj tubes are...
FIX posted 2/8/2011
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 1GTHG39R7X |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Idle |
Message Closed w/FIX
Vehicle Data
1999 GMC Savana 3500
| VIN | 1GTHG39R7X |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Idle |
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