Damage To Connector C3 At UBEC - keywords cooling fan
| Subject: | Damage to Connector C3 at UBEC |
| Models: | 2006-2007 Chevrolet Impala - 9C1 and 9C3 Only |
This PI was superseded to part numbers for the concern. Please discard PIC4973.
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
Condition/Concern:
Damage to connector C3 at UBEC.
CAUSE:
Increased current draw over extended period of time due to cooling fan motor overheating in extended idle high ambient air temperature conditions.
Recommendation/Instructions:
CORRECTION:
Replace the cooling fan motors PN 89018695 and PN 89018696 and replace the connector C3 of the forward lamp harness at the UBEC. For the 2006 model year the connector is PN 88988813. For the 2007 model year the part number is 19178190.
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
