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2001 Buick Park Avenue 3.8L Poor Fuel Economy
We tuned this car up at about 60,000 miles and Motovacced it at the same time. The owner has been back twice now saying that they have lost 10-12 MPG since then. There are no codes in ANYTHING on the car. It runs like a watch and if you monitor it on the scann...
FIX posted 11/23/2005
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21 Replies Received
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Related Documents & Media | VIN | 1G4CW54K71 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
2001 Buick Park Avenue
| VIN | 1G4CW54K71 |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy |
| Occurs | Always |
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