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1989 Volvo 740 2.3L Poor Fuel Economy, Rich
Hi Guys This car has been giving us fits. After warm-up the car starts running grossly rich. This is an intermitant problem, so gathering data has taken several days. We hooked up the AUTO DIAGNOSIS and found the O2 sensor running consistently above 90...
FIX posted 2/6/1999
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| VIN | YV1FA8740K |
| Engine | 2.3 L / 4 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Poor Fuel Economy, Rich |
| Occurs | Hot |
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Vehicle Data
1989 Volvo 740
| VIN | YV1FA8740K |
| Engine | 2.3 L / 4 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Poor Fuel Economy, Rich |
| Occurs | Hot |
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