| Subject: | Engineering Noise and Shifting Investigation in Aisin Rear Wheel Drive Manual Transmissions |
| Models: | 2007-2008 Cadillac CTS |
| 2007-2008 Chevrolet Colorado |
| 2007-2008 Pontiac Solstice |
| Equipped with Aisin 5-speed Manual Transmission AR5 (RPO MA5) or 6-speed AY6 (RPO MV1, MV7) |
This PI was superseded to include leaks. Please discard PIP4270.
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
Condition/Concern:
Engineering is investigating leak, noise and or shifting related concerns in the above listed vehicles with the above listed manual transmissions.
Recommendation/Instructions:
If your dealer receives a leak, noise and or shifting related concern on the above listed vehicles please compare the vehicle to a like unit with a like transmission. If the concern is found abnormal in comparison and there is no previous transmission
repair history as recorded through GMVIS please contact Technical Assistance at the phone number you have been provided.
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.
