2006 Cadillac STS
Not enough comparison years on file yet for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
- Complaints
- 139
- Recalls
- 4
- Investigations
- 1
- Top problem
- Air bags
Campaigns on file for 2006
Opened by NHTSA
42% of complaints
Complaints per year
2006: 139 complaints
View as data table
| Year | Complaints |
|---|---|
| 1998 | 3 |
| 1999 | 13 |
| 2000 | 12 |
| 2001 | 12 |
| 2002 | 7 |
| 2003 | 8 |
| 2004 | 7 |
| 2005 | 101 |
| 2006 | 139 |
| 2007 | 52 |
| 2008 | 50 |
| 2009 | 15 |
| 2010 | 4 |
| 2011 | 7 |
Known problem areas
Percentages can add to more than 100% — a complaint can name more than one system.
Air bags
42% · 59 reportsMost commonly citing frontal and side/window.
Show complaint excerpts
Tl* the contact owns 2006 Cadillac STS. The contact stated that while driving 60 MPH, the vehicle stalled without warning causing another vehicle to crash into the contact's vehicle.
NHTSA ODI report, 2015-01-14
Also filed under Engine
1. I started my car via remote start to warm it up.. Passenger's airbag was reported via the dash controls as non-functional at that time 2.
NHTSA ODI report, 2007-01-25
October 8, 2006 I was involved in an accident in my 2006 Cadillac STS where a truck crossed the median on a four lane highway and hit my car in the side.
NHTSA ODI report, 2006-12-10
Electrical system
16% · 22 reportsMost commonly citing switch and ignition.
Engine
14% · 20 reportsFuel/propulsion system
13% · 18 reportsPower train
9% · 13 reportsMost commonly citing differential unit and seal.
Safety timeline
4 recalls · 1 investigation · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
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2006-01-24Vehicle speed control06V007000 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…
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.
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2006-03-23Fuel system, gasoline06V020000 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…
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…
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2007-07-17Preliminary evaluationClosed 2007-12-27 Failure of the rear differential
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2008-02-08Power train07V589000 On certain passenger vehicles, the rear axle pinion seal does not meet all of the specifications and may experience a fluid leak.
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…
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2015-03-12Fuel system, gasoline14V542000 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.
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.
Buy-smart checklist
2006 Cadillac STS — pre-purchase inspection
Inspect
- Air bags: 59 reports on file for this year.
- Electrical system: 22 reports on file for this year.
- Engine: 20 reports on file for this year.
Verify these recalls were completed
- Recall 06V007000 · Vehicle speed control
- Recall 06V020000 · Fuel system, gasoline
- Recall 07V589000 · Power train
- Recall 14V542000 · Fuel system, gasoline
FAQ
- Is the 2006 Cadillac STS reliable?
- There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
- What are the most common problems with the 2006 Cadillac STS?
- The most-reported component is air bags, accounting for 42% of complaints on file.
- How many recalls does the 2006 Cadillac STS have?
- 4 recalls on file for this model year.
Data updated 2026-10-31 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.