P0625 Chevrolet Generator Field Terminal Circuit Low

Possible causes

– Faulty battery
– Generator drive belt missing or loose
– Faulty Generator
– Generator harness is open or shorted
– Generator circuit poor electrical connection

Tech description

If the battery is OK then the alternator is more than likely the problem.

What about the obd code?

The Engine Control Module (ECM) has detected a fault on the generator field circuit

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)