Posted January 11, 201312 yr Has happened twice in the past month; Truck will not charge, Check Gauge light comes on. After 20-25 miles with voltage dropping <10; truck will start charging. No CEL, unable to pull codes. Readers do not connect to my DLC
January 11, 201312 yr Owner Sounds like a CCD Network issues why you can pull codes. As for the charging problem I would pull the alternator and have it bench test and check both the brushes and diode performance.
Has happened twice in the past month; Truck will not charge, Check Gauge light comes on. After 20-25 miles with voltage dropping <10; truck will start charging. No CEL, unable to pull codes. Readers do not connect to my DLC