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2001 Chevrolet Silverado 2500 HD 8.1L Poor Fuel Economy
i have a problem with this 8.1. now i know its not known for its fuel efficiency but the customer swears that it was getting between 11 or 12 mpg. now it is getting 5 to 6 mpg.i have drove this truck and scanned for everything, iam not seeing any [...] checked...
FIX posted 6/19/2013
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28 Replies Received
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Related Documents & Media | VIN | 1GCHK23G31 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
2001 Chevrolet Silverado 2500 HD
| VIN | 1GCHK23G31 |
| Engine | 8.1 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy |
| Occurs | Always |
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