2006 Cadillac STS Recalls
NHTSA lists 4 recall campaigns for the 2006 Cadillac STS. A recall applies only to vehicles built within the affected range, so check your own VIN at nhtsa.gov/recalls. Repairs for recalls are free at a franchised dealer.
- Fuel system, gasoline › Delivery › Fuel pumpCovers: Cadillac STS 2006–2007, CTS 2004–2007
Reported issue: General Motors LLC (GM) is recalling certain model year 2004-2007 Cadillac CTS-V vehicles manufactured October 6, 2003, to March 15, 2007, and 2006-2007 Cadillac STS-V vehicles manufactured June 23, 2005, to March 15, 2007. In the affected vehicles, the electrical terminals of the fuel pump module may overheat resulting in the melting of the flange material.
Possible consequence: If the flange melts, a hole may be created allowing the fuel pump to leak fuel, causing the vehicle to stall, increasing the risk of a vehicle crash. Additionally, leaking fuel in the presence of an ignition source increases the risk of a fire.
Remedy: GM will notify owners, and dealers will replace the fuel module and fuel tank jumper harness, free of charge. GM sent out interim notices in late October. The recall began on March 12, 2015. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 14405.
- Power train › Axle assembly › Axle shaft › SealCovers: Cadillac STS 2005–2007, SRX 2005–2007, CTS 2005–2007 +2 more
Reported issue: On certain passenger vehicles, the rear axle pinion seal does not meet all of the specifications and may experience a fluid leak.
Possible consequence: A rear differential failure may cause loss of motive power and possibly loss of control increasing the risk of a crash.
Remedy: Dealers will replace the pinion seal free of charge. The recall began on february 1, 2008. Owners may contact cadillac at 1-800-458-8006 or http://www.cadillac.com; pontiac at 1-800-620-7668 or http://www.pontiac.com; and saturn at 1-800-972-8876 or http://www.saturn.com.
- Fuel system, gasoline › DeliveryCovers: Cadillac STS 2005–2006, CTS 2005–2006
Reported issue: Certain vehicles equipped with v6 engines may have a condition where fuel is no longer supplied to the engine. This condition occurs without the illumination of the fuel level low indicator light or the warning chime.
Possible consequence: If the engine stops running, the operator will not be able to restart the vehicle which could increase the risk of a crash.
Remedy: Dealers will reprogram the electronic control module (ecm) with new software free of charge. Owners were notified in december 2005 and asked to maintain at least 1/4 of a tank fuel level to avoid this condition until the parts are available. The parts are now available, owner renotification began on march 23, 2006…
- Vehicle speed controlCovers: Cadillac STS 2006
Reported issue: On certain passenger vehicles equipped with all wheel drive and a 3.6l v6 engine, the torque monitoring functions of the electronic throttle control (etc) are not enabled. These functions can limit engine speed and torque if unusual engine control module (ecm) hardware or software failures occur.
Possible consequence: Without these functions enabled, a persistent ecm failure could result in a throttle opening greater than commanded by the driver and a crash could occur.
Remedy: Dealers will reprogram the ecm on these vehicles free of charge. The recall began on january 24, 2006. Owners may contact cadillac at 1-866-982-2339.
← All problems reported for the 2006 Cadillac STS
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.