2003 Cadillac CTS buying guide

A data-driven checklist for buying a used 2003 Cadillac CTS, built from 313 owner complaints, 4 recall campaigns, 505 service bulletins and federal safety records — not opinions.

Know before you buy

4 recall campaigns affect this model year. Check each one and confirm the repairs were done — recall work is free at any authorized dealer.
Main problem areas: electrical system (56), engine and engine cooling (38), exterior lighting (37), air bags (36), engine (29).
Symptoms owners describe: stalling (36), rust / corrosion (16), vibration / shaking (15), loss of power (7), airbag warning light (6), won’t start (5). Test-drive with these in mind.
Reported incident mileage: among 212 complaints with a usable odometer reading, half were filed between 38,429 and 104,015 miles (median 73,319). This describes when owners reported problems — it does not predict when a particular vehicle will develop one.
Fuel economy: 19 MPG combined (EPA; engines: 3.2L 6-cyl).

When problems get reported

Reported incident mileage among 212 complaints with usable odometer readings.

under 20k		25
20–40k		29
40–60k		24
60–80k		43
80–100k		31
100–150k		52
150k+		8

Before you hand over money

Run the VIN through our free VIN decoder to confirm the exact build.
Check open recalls by VIN at nhtsa.gov/recalls — a recall that was never fixed is a free repair you can claim.
Get a pre-purchase inspection focused on the problem areas listed above.

This guide is generated from official NHTSA, EPA and FARS records. Complaints are unverified owner reports and raw counts are not adjusted for sales volume.