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1999 GMC Jimmy SL 4.3L Poor Idle Quality, Poor Fuel Economy
Customer brought vehicle in complaing of poor fuel economy and a rough idle. He states that he used to get 25MPG and now he only gets 13MPG. I have checked all the usuals. No fuel leaks, no codes, drive cylce has been complete for 3200 miles (so the ECM claims...
FIX posted 7/10/2003
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Message Closed w/FIX
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11 Replies Received
11 Replies Received
Related Documents & Media | VIN | 1GKDT13W7X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
1999 GMC Jimmy SL
| VIN | 1GKDT13W7X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Poor Fuel Economy |
| Occurs | Always |
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