om639
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OM639 Fuel System Nightmare
Afternoon gentlemen, Bought a car to fix it up, came with some problems i fixed them all except this fuel issue. The car fuel economy is very low. When going uphill or merging highway it turns off. Basically any situation that you need to accelerate its a problem. The codes are 2634; 2637...- pmnunes
- Thread
- diesel fuel mercedes om639 rail
- Replies: 3
- Forum: Engine, Drivetrain, Fuel and Exhaust
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