NHTSA lists 6 safety recalls and 229 owner complaints for the 2004 Cadillac CTS. Most complaints involve power train (52) and electrical system (35). The EPA rates it 19 mpg combined.
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.
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 also be removed from the key ring. General Motors LLC (GM) notified the agency on July 2, 2014 that they are recalling 554,328 model year 2003-2014 Cadillac CTS vehicles manufactured August 16, 2001, to April 28, 2014, and 2004-2006 Cadillac SRX vehicles manufactured March 20, 2003, to August 11, 2006. In these models, the weight on the key ring and/or road conditions or some other jarring event may cause the ignition switch to move out of the run position, turning off the engine.
GENERAL MOTORS HAS NOTIFIED NHTSA OF A DEFECT IN CERTAIN MODEL YEAR 2003-2007 CADILLAC CTS VEHICLES CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WASHINGTON D.C., WEST VIRGINIA AND WISCONSIN. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH THE FRONT BRAKE HOSE FITTING AT THE CALIPER MAY CORRODE DUE TO SNOW OR WATER, CONTAINING ROAD SALT OR OTHER CONTAMINANTS, ENTERING AND BEING RETAINED IN THE ROUTING SLEEVE. IF THE FITTING CORRODES SIGNIFICANTLY, THE BRAKE HOSE-TUBE INTERFACE MAY DEVELOP A LEAK.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Complaints for each CTS model year we’ve synced.
| Model year | NHTSA complaints |
|---|---|
| 2003 | 319 |
| 2004 | 229 |
| 2005 | 284 |
| 2006 | 272 |
| 2007 | 218 |
| 2008 | 175 |
| 2009 | 168 |
| 2010 | 0 |
| 2011 | 108 |
| 2012 | 67 |
| 2013 | 73 |
| 2014 | 146 |
| 2015 | 50 |
| 2016 | 31 |
| 2017 | 27 |
| 2018 | 8 |
| 2019 | 10 |
“The output shaft flange for the transmission that mounts to the driveshaft coupler the flange starts to break away and then breaks . I can provide photos but the metal on the part is close the the end and if I did not find this problem by mistake the drive shaft would have came free”
“The contact owns a 2004 Cadillac CTS. The contact stated that after parking the vehicle, the vehicle would not restart. The contact stated that the ignition failure required her to contact roadside assistance to jump start the battery. The contact stated no warning light was illuminated. The contact stated that the failure recurred. The contact had an independent mechanic diagnose the vehicle and determined that there was an unknown electrical issue. The contact researched the failure online and related the failure to NHTSA Campaign Number: 14V394000 (Electrical System). The vehicle had not been repaired. The manufacturer had been informed of the failure. The failure mileage was approximately 129,000.”
“TL* THE CONTACT OWNS A 2004 CADILLAC CTS. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 05V024000 (AIR BAGS). THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE AND WAS NOT ABLE TO CONFIRM WHEN THE PARTS WERE TO BECOME AVAILABLE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. *TT *TR”
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| CTS Auto 5-spd, 6 cyl, 3.2 L · Rear-Wheel Drive | 16 | 23 | 19 | $4,050 | 468 |
| CTS Auto 5-spd, 6 cyl, 3.6 L · Rear-Wheel Drive | 16 | 25 | 19 | $3,300 | 468 |
| CTS Man 5-spd, 6 cyl, 3.2 L · Rear-Wheel Drive | 17 | 24 | 19 | $4,050 | 468 |
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
6 safety recalls as of Nov 9, 2026, according to NHTSA. Recall repairs are free at a dealer. Check your VIN to see whether your car is included and whether the repair was done.
Owners filed 229 complaints with NHTSA. The most-cited components are power train (52), electrical system (35), air bags (26). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
The EPA rates the 2004 Cadillac CTS at 19 mpg combined, depending on engine and drivetrain (3 versions rated).