Buick Rainier P939F Engine Trouble Code

When your car's 'Buick Rainier P939F Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.

Buick Rainier P939F Code Meaning :

When you check Buick Rainier car engine light came on code P939F the reason should be . However manufacturer may have a different definition for the P939F OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P939F OBD-II Diagnostic Powertrain (P) Trouble Code Description

P939F engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For P939F Code

The reason of P939F OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P939F code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

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