2006 Cadillac DTS: common problems and reliability

The 2006 Cadillac DTS has 254 owner-filed NHTSA complaints and 4 recalls on record. The most-reported areas are electrical system and exterior lighting. Owners most often flag cooling system failures (water pump, pulley, crossover pipe gaskets) — can lead to overheating; water pump pulley seizure is a known, preventable failure point. frequency: very frequent.

Safety record for the 2006 model year

254
Owner complaints
4
Recalls
14
Crash reports
10
Fire reports

Source: NHTSA complaints and recalls filed for 2006 Cadillac DTS vehicles (US, public record).

Where owners report problems

electrical system
79
exterior lighting
79
engine
38
steering
32
vehicle speed control
17

Recalls affecting the 2006 DTS

electrical system:ignition

Campaign 14V355000

This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should a…

electrical system

Campaign 08V441000

GM IS RECALLING 857,735 MY 2006-2008 BUICK LUCERNE; CADILLAC DTS; HUMMER H2; MY 2007-2008 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON X…

electrical system

Campaign 10V240000

GM IS RECALLING CERTAIN MODEL YEAR 2006-2009 BUICK, LUCERNE; CADILLAC DTS; HUMMER H2; MODEL YEAR 2008-2009 BUICK ENCLAVE; CADILLAC CTS; MODEL YEAR 2007-2009 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALAN…

steering:hydraulic power assist:hose, piping, and connections

Campaign 06V105000

ON CERTAIN VEHICLES EQUIPPED WITH A V8 ENGINE,THE POWER STEERING HOSE CONNECTORS MAY HAVE BEEN INADEQUATELY CRIMPED WHICH COULD RESULT IN A FLUID LEAK.

What owners say across generations

Sentiment is predominantly positive, with a strong consensus that the final-generation DTS (2006-2011) is a highly comfortable, reliable, and undervalued luxury cruiser. Owner feedback consistently praises the exceptionally smooth ride, spacious interior, and

  • Cooling system failures (water pump, pulley, crossover pipe gaskets) — Can lead to overheating; water pump pulley seizure is a known, preventable failure point. Frequency: very frequent.
  • Cramped engine bay / expensive repairs — Routine repairs are labor-intensive due to tightly packaged engine, leading to high shop costs. Frequency: very frequent.
  • Suspension component wear — Magnetic Ride Control (MRC) struts are noted to leak and fail, with replacements being very costly; conventional suspension components also wear but are more affordable. Frequency: recurrent.
  • Electrical / electronic gremlins — Intermittent issues include "Service Stabilitrak" warnings, reduced engine power, faulty PRNDL switches causing no-start conditions, and traction control faults. Frequency: recurrent.
  • Oil leaks — Valve cover gaskets, oil pan, and rear main seal leaks are common, often requiring significant labor to address. Frequency: recurrent.

Owner insights cover all generations of the DTS.

Typical used price

Used DTS listings typically run $6,590–$10,295 across 2006 to 2011 model years.

Other DTS model years

2007 DTS
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