Posts Tagged: P2138 Reduced Power

P2138 Reduced Power on GM vehicles #07-06-04-019E

Updated service bulletin for P2138 Reduced Power on GM vehicles GM 07-06-04-019E service bulletin updates repair for P2138 reduced power on GM vehicles GM has issued a technical service bulletin # 07-06-04-019D to address a P2138 Reduced Power issue. That bulletin applied to just the vehicles listed below. However, GM has issued an updated service bulletin 07-06-04-019E that expands the vehicle list and contains additional trouble shooting techniques. The P2138 trouble code may be stored in the computer along with a check engine light. The previous service bulletin can be … Read More