For 1990-2009 cars

# TCC Surge Or Chuggle - keywords 4T45E MN5 PWM shudder solenoid TCM transaxle

Subject: | TCC Surge or Chuggle

Models: | 2007-2008 Chevrolet Cobalt

| 2007-2008 Pontiac G5

| equipped with a 4T45E transaxle

This PI was superseded to update Recommendation/Instructions. Please discard PIP4314B.

The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

### Condition/Concern:

The above mentioned vehicles may have a concern of a TCC surge or chuggle.

### Recommendation/Instructions:

Reset the transmission adapts and retest. If this temporally corrects the concern advise customer engineering is aware of the concern and is working on it.

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.