Cadillac TSB #PIE-0437

2018 Cadillac CTS

TSB Document:
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Cadillac for this TSB. Call your local Cadillac dealer's service department & ask for a copy of TSB# PIE-0437.

Affected Component: EQUIPMENT ADAPTIVE/MOBILITY

Summary
Engineering Information – Rear Drive Module Fluid Leaks - Axle Seals, Pinion Seal, or Cover Seal Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this EI. Some customers may comment on a fluid leak originating from the rear drive module assembly. Cause GM Engineering is attempting to determine the root cause of the above condition. Engineering has a need to gather information on vehicles PRIOR to repair that may exhibit this condition. As a result, this information will be used to "root cause" the customer's concern and develop/validate a field fix. Correction Important: Do not attempt to clean or disturb leak path area. If you encounter a vehicle with the above concern, prior to any cleaning or repairing, verify leak from either axle seal, pinion seal, or cover seal. Once verified, take photos of leak and contact engineer listed below PRIOR to any cleaning or repairing.

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Date Published
OCT 01, 2017
NHTSA TSB #
10190378
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