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2006 Cadillac DTS: common problems

Owners of the 2006 Cadillac DTS filed 255 complaints with NHTSA, most often about electrical system and exterior lighting. Details by component below, with sources.

Key figures

Owner complaints
255
involving a crash
14

What fails most often

87654321
  1. 1 Electrical system 31% of all complaints
  2. 2 Exterior lighting 31% of all complaints
  3. 3 Engine 15% of all complaints
  4. 4 Steering 13% of all complaints
  5. 5 Vehicle speed control 7% of all complaints
  6. 6 Air bags 5% of all complaints
  7. 7 Seats 5% of all complaints
  8. 8 Tires 4% of all complaints
Circle size and colour show each component’s share of NHTSA complaints. Schematic only, not a drawing of the exact model.

Engines and transmissions

US-market versions per EPA. On the right: how many NHTSA complaints name this engine or transmission type.

Drive: FWD

Symptoms owners describe

How many of the 255 NHTSA complaints mention each symptom (automatic count from complaint text; one complaint can mention several).

Components owners complain about

ComponentOwner complaintsinvolving a crashTechnical service bulletins (TSB)
Electrical system7910
Exterior lighting7910
Engine3800
Steering3340
Vehicle speed control1710
Air bags12110
Seats1200
Tires1020
Engine and cooling900
Service brakes910
Electronic stability control600
Equipment600
Powertrain610
Visibility610

What owners report

Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.

When owners complained

NHTSA complaints by filing year. The peak shows at what age the problems show up most.

Comparison

By complaint count this model year ranks 1,604 of 36,656 model years in the NHTSA data (top 4% most complained about).

On average one model year of the DTS has 66 complaints (8 years in the data). This year has 255, above average.

What to check before buying

Other years of this model

Questions and answers

What are the most common problems with the 2006 Cadillac DTS?

Owner complaints to NHTSA most often mention: electrical system, exterior lighting, engine. Total complaints: 255. The most frequent symptoms in complaint texts: headlights and tail lights (29%), steering or power steering problems (9%), oil leak or consumption (8%).

How many service bulletins (TSB) were issued for the 2006 Cadillac DTS?

NHTSA lists 0 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.

Should I buy a 2006 Cadillac DTS from a US auction?

Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.

Other 2006 models

Read also

Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.