CTS Sedan RWD V6-3.6L (2011)
Drive/Propeller Shaft: Recalls
Campaign - Propshaft Bolts Incomplete Heat Treatment
SERVICE UPDATE
Bulletin No.: 10201
Date: June 30, 2010
Subject: 10201 - Service Update for Inventory and Customer Vehicles - Propshaft Bolts Incomplete Heat Treatment - Expires with Base Warranty
Models:
2010-2011 Cadillac CTS, STS, STS-V
This service update includes vehicles in dealer inventory and customer vehicles that return to the dealership for any reason. It will expire at the
end of the involved vehicle's New Vehicle Limited Warranty period.
Purpose
This bulletin provides a service procedure to replace the propshaft bolts on certain 2010 and 2011 model year Cadillac CTS, STS, and STS-V vehicles.
The bolts on these vehicles may have been partially heat treated and could cause noise and driveline vibration, and may allow the joint to loosen.
All-wheel drive vehicles will require the replacement of 3 bolts that attach the propshaft coupling to the rear-drive module (RDM); rear-wheel drive
vehicles will require the replacement of 3 bolts that attach the propshaft coupling to the RDM, and 3 bolts that attach the propshaft coupling to the
transmission.
This service procedure should be completed as soon as possible on involved vehicles currently in dealer inventory and customer vehicles that
return to the dealer for any type of service during the New Vehicle Limited Warranty coverage period.
Vehicles Involved
A list of involved vehicles currently in dealer inventory is available on the "Service Update Bulletin Information" link under the "Service" tab in GM
GlobalConnect (US), or attached to the GlobalConnect message (Canada), used to release this bulletin. Customer vehicles that return for service, for any
reason, and are still covered under the vehicle's base warranty, and are within the VIN breakpoints provided below, should be checked for vehicle
eligibility in the appropriate system listed below.
Important
Dealers are to confirm vehicle eligibility prior to beginning repairs by using the Investigate Vehicle History. Not all vehicles within the above
breakpoints may be involved.
Parts Information
Parts required to complete this service update are to be obtained from General Motors Customer Care and Aftersales (GMCC&A). Please refer to your
"involved vehicles listing" before ordering parts. Normal orders should be placed on a DRO = Daily Replenishment Order. In an emergency situation,
parts should be ordered on a CSO = Customer Special Order.
Service Procedure
Note
Vehicles equipped with all-wheel drive have coupler-to-differential flange bolts at the rear drive module (RDM) attachment. Rear wheel drive vehicles
have coupler-to-differential flange bolts at both the front and rear ends of the propeller shaft. Removal of the exhaust system is required to gain access to
the front coupler-to-differential flange bolts on rear wheel drive vehicles. Refer to Exhaust System Replacement in SI. Rear wheel drive vehicles will
