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2004 Cadillac CTS Recalls, Problems & Maintenance

The 2004 Cadillac CTS has no open NHTSA recalls. Owners report 6 recurring issue clusters, led by “Rear differential noise, leaks and failure.” Cadillac uses the GM Oil Life System: an algorithm watches engine revolutions, temperature, and load, then lights the change-oil message — typically around 7,500 miles in mixed driving, capped at 12 months, with dexos-approved oil. Turbo fours in ATS, CT4, XT4, and XT5 are harder on oil than the indicator suggests in short-trip driving. Northstar-era V8s (DeVille, Seville, Eldorado) live and die by their cooling system — coolant condition checks are not optional on those cars. Escalade shares its 6.2L V8 and 10-speed with GM's trucks and follows the same fluid schedule.

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No open recalls on file. NHTSA lists no unrepaired safety recalls for this year, make and model. A recall can be issued at any time, and a specific car can still have one open — check yours by VIN at nhtsa.gov/recalls.

Known issues & problems for this vehicle

What drivers and federal regulators have officially reported about the 2004 Cadillac CTS.

Reported to NHTSA

Rear differential noise, leaks and failure

POWER TRAIN

33 NHTSA complaints · 2005-04 → 2020-04

“PREMATURE REAR DIFFERENTIAL FAILURE. APX 5000 MILES PRIOR TO FAILURE THE DIFFERENTIAL BEGAN TO WHINE AND DURING TURNS, THE DIFFERENTIAL WOULD GRIND HORRIBLY. *JB”
— Owner report, NHTSA ODI #10156578
“OIL LEAKING FROM REAR DIFF IN 2004. DEALER REPLACED SEAL, BUT LEAKED AGAIN IN 2006 AND DEALER THEN REPLACED REAR DIFF. THEN IN 2007 A SEAL ON THE NEW DIFF LEAKED AND WAS REPLACED”
— Owner report, NHTSA ODI #10202331
“REAR DIFFERENTIAL FAILURE/HALF DRIVESHAFT FAILURE. REAR DIFFERENTIAL CASE FRACTURE DAND BROKE IN HALF SHAFTS. *AK”
— Owner report, NHTSA ODI #10116852

Read all complaints on NHTSA →

Loss of braking when turning at low speed

SERVICE BRAKES

25 NHTSA complaints · 2010-04 → 2018-07

“THIS VEHICLE HAS AN INTERMITTENT PROBLEM WITH THE BRAKES, WHEN TURNING TO THE RIGHT OR LEFT LIKE WHEN PARKING IN A DRIVEWAY OR A PARKING SPOT, THE BRAKE PEDAL LOOSES PRESSURE AND STARTING KIND OF SHAKING LIKE WHEN THE ABS SYSTEM ENGAGES AND THE CAR CAN'T BE ST”
— Owner report, NHTSA ODI #10464586
“WHEN PULLING INTO A PARKING SPOT(ALMOST STOPPED) THERE IS A GRINDING SOUND, A VIBRATING BRAKE PEDDLE AND THE CAR DOESN'T WANT TO STOP. THIS APPEARS TO BE AN INTERMITTENT PROBLEM THAT IS ONLY HAPPENING ON RIGHT TURNS AND VERY SLOW SPEEDS”
— Owner report, NHTSA ODI #10468933
“CAR WOULD NOT STOP AT LOW RATES OF SPEED ON MULTIPLE OCCASIONS. HAVE HAD TO THROW IT INTO "PARK" GEAR TO MAKE IT STOP. HAVE CHANGED BRAKE SENSORS ON ALL FOUR WHEELS, EBSCM SYSTEM, AND PROBLEM STILL OCCURS”
— Owner report, NHTSA ODI #10399011

Read all complaints on NHTSA →

Ignition key not releasing; ignition switch recall

ELECTRICAL SYSTEM

19 NHTSA complaints · 2013-05 → 2017-10

“TL* THE CONTACT OWNS A 2004 CADILLAC CTS. WHEN THE IGNITION WAS TURNED TO THE OFF POSITION, THE KEY FAILED TO EJECT FROM THE IGNITION. THE FAILURE RECURRED CONTINUOUSLY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED”
— Owner report, NHTSA ODI #10812050
“MY CADILLAC CTS 2004 KEY IS STUCK IN THE IGNITION AND WILL NOT RELEASE. THE CAR WAS TOWED TO TWO DIFFERENT DEALERSHIPS ONE SAID IT WAS A BATTERY. I PURCHASED A NEW ONE THAT WASN'T THE PROBLEM AND ONE THOUGHT IT WAS THE ALTERNATOR AND THAT WASN'T THE PROBLEM”
— Owner report, NHTSA ODI #10652380
“TL* THE CONTACT OWNS A 2004 CADILLAC CTS. THE CONTACT STATED THAT THE KEY FAILED TO RELEASE FROM THE IGNITION WHICH PREVENTED THE VEHICLE FROM TURNING OFF. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC”
— Owner report, NHTSA ODI #10660430

Read all complaints on NHTSA →

Trunk lid closing unexpectedly

STRUCTURE

7 NHTSA complaints · 2008-12 → 2019-01

“THIS INCIDENT WAS THE FIRST OF 5 TIMES THAT THE TRUNK LID, WHEN COMPLETELY OPENED, BLEW SHUT ON MY HEAD. MY BOYFRIEND HAS BEEN HIT 2 TIMES”
— Owner report, NHTSA ODI #10748400
“2004 CADILLAC CTS. THE TRUNK LID FELL ON MY HEAD. I HAVE BEEN HAVING HEADACHES EVER SINCE. I PROBABLY WILL GO TO THE DOCTOR TO MAKE SURE THAT I DID NOT CRACK MY SKULL. THE LID CAME DOWN WITH SUCH A FORCE THAT WAS UNBELIEVABLE! *TR”
— Owner report, NHTSA ODI #10250665
“TL* THE CONTACT OWNS A 2004 CADILLAC CTS. THE CONTACT STATED THAT THE TRUNK CYLINDERS FAILED TO HOLD THE TRUNK OPEN. THE FAILURE OCCURRED ON MULTIPLE OCCASIONS”
— Owner report, NHTSA ODI #10637605

Read all complaints on NHTSA →

Fuel delivery failure and stalling

FUEL SYSTEM, GASOLINE

7 NHTSA complaints · 2005-11 → 2024-06

“WENT TO JIFFY LUBE TO GET ENGINE OIL CHANGED. ON THE WAY HOME MY CAR STARTED TO STALL, THEN SHUT OFF. TOOK IT TO THE GMC CADILLAC DEALER AND THEY STATED I NEEDED A NEW FUEL PUMP, AND THAT THERE IS A LEAK”
— Owner report, NHTSA ODI #10671121
“TL* THE CONTACT OWNS A 2004 CADILLAC CTS. THE CONTACT STATED WHILE DRIVING 75 MPH THE VEHICLE SUDDENLY STALLED. THE CONTACT WAS ABLE TO PULL TO THE SIDE OF THE ROAD. THE VEHICLE WAS TOWED TO A DEALER”
— Owner report, NHTSA ODI #10419890
“FUEL TANK SHOWING FULL TANK OF GAS. DRIVING NORMALLY, CAR SUDDENLY DIES, NO POWER TO STEERING OR GAS PEDAL. PULLED OVER TO SIDE OF ROAD, CALLED ONSTAR, POLICE AND TOW TRUCK SUMMONED TO SCENE”
— Owner report, NHTSA ODI #10145049

Read all complaints on NHTSA →

Air bag warning indicator illuminated

AIR BAGS

6 NHTSA complaints · 2008-11 → 2018-03

“THE AIR BAG INDICATOR HAS BEEN ILLUMINATED SINCE OCTOBER 2016. I RECENTLY LEARNED THAT AFTER MY MECHANIC RUN A DIAGNOSTIC TEST ON 1/19/2017, THE READING SHOWS THAT THERE IS A PROBLEM WITH THE DRIVER SEAT WHICH CAUSES THE "SERVICE AIR BAG" TO HIGHLIGHT IN THE I”
— Owner report, NHTSA ODI #10948594
“AIR BAG INDICATOR LIGHT CAME ON WITHOUT ANY TYPE OF IMPACT. UPON RESEARCH OF THE NATIONAL SAFETY HIGHWAY ADMINISTRATION CAMPAIGN NUMBERS: 05V024000, NVS-215-05V-024 AND ALSO A GM RECALL NUMBER OF 05004 SHOWS A RECALL ON THESE AIRBAGS. *TR”
— Owner report, NHTSA ODI #10441225
“SERVICE AIRBAG LIGHT AND WARNING INDICATOR CAME ON WHEN CAR IS STARTED. TOOK TO GM CERTIFIED DEALERSHIP FOR SERVICE. WAS ADVISED CODE B0058- RIGHT FRONT PRETENSIONER DEFECTIVE ON PASSENGER SEAT BELT BUCKLE”
— Owner report, NHTSA ODI #10767487

Read all complaints on NHTSA →

Issues on other model years

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 20, 2026. Investigation data refreshed Sep 20, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Raw data + downloads for this vehicle →

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter (Oil Life System)

Every 7,500 mi

Change when the Oil Life System calls it — typically around 7,500 miles, never beyond 12 months. dexos1 full synthetic on modern engines; Blackwing and supercharged V-Series run hotter and should not stretch the indicator. Northstar V8s: watch for consumption and leaks at the rear main and oil-pan perimeter.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Tire Rotation

Every 7,500 mi

Rotate every 7,500 miles with the oil change — GM pairs the two. Staggered-fitment V-Series cars can't rotate front-to-rear; budget rear tires accordingly.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 7,500 mi

Inspect pads, rotors, and lines at every service. Brembo-equipped V-Series wear faster than the base cars; magnetic-ride models should also get a look at shock condition while it's on the lift.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Automatic Transmission Fluid

Every 45,000 mi

GM lists roughly 45,000 miles under severe service (which includes most city commuting) for the 6/8/10-speed automatics. Older 4T80-E units behind Northstars respond well to a simple drain-and-fill — avoid pressure flushes on high-mile cars.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Spark Plugs

Every 60,000 mi

Turbo fours (ATS 2.0T, CT4, XT4): roughly every 60,000 miles. Naturally-aspirated V6s and V8s carry iridium plugs rated to 97,500–100,000 miles — check the manual for your engine.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Engine Air Filter

Every 45,000 mi

GM schedules replacement around 45,000 miles; inspect at oil changes in dusty regions.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Brake Fluid

Every 45,000 mi

GM recommends fluid replacement about every 45,000 miles or 3 years. Magnetic-ride and V-Series cars driven hard should err toward the 2-year mark.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Serpentine Belt

Every 60,000 mi

Inspect from 60,000 miles; replace on cracking or glazing. Supercharged V-Series engines have a second, dedicated blower belt — inspect both.

Estimated cost — typical U.S. ranges

Dealer

~$195–$235

Shop

~$135–$165

DIY

~$20–$50

DIY-friendly if you can reach the tensioner. Inspect for cracks rather than swap on a strict mileage interval.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Cabin Air Filter

Every 22,500 mi

Replace roughly every 22,500 miles per GM's schedule — sooner if the climate fan has lost its punch.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

Coolant Replacement (Dex-Cool)

Every 150,000 mi

Dex-Cool is rated 5 years / 150,000 miles. On Northstar V8s this is the schedule that decides the engine's fate — low or contaminated coolant is how head-gasket trouble starts. Check level and condition at every oil change on those cars.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

Battery Test & Service

Every 25,000 mi

Test annually after year 3. Stop-start-equipped models and anything with Super Cruise use AGM batteries — replace like-for-like, and expect shorter life from the electrical load these cars carry parked.

Estimated cost — typical U.S. ranges

Dealer

~$225–$390

Shop

~$160–$280

DIY

~$130–$250

Most auto-parts stores test and install batteries free with purchase. Skip the dealer markup.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

152 crashes 1990–2024

How the 152 occupant deaths break down

106

driver deaths

46

passenger deaths

152

occupant deaths

Crash years covered: 1990–2024 This model year first appears in 2004 crashes. Older models have had more years on the road to appear in these crashes, so a higher count here does not by itself mean a vehicle is less safe.

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

FARS 2024 data is an annual report file. NHTSA revises these records when the final file is published, so this count can change.

Why we show driver deaths too

Every vehicle has exactly one driver seat, so driver deaths line up fairly when you compare one model to another. Occupant deaths include passengers, so a three row SUV can show a higher number than a two seat car simply because it carries more people.

Both figures are plain counts, not rates. A rate would need to know how many of each vehicle are on the road, and that registration data is not public, so we do not publish rates or scores of any kind.

IIHS publishes driver death rates using this same driver only idea, paired with a registered vehicle years denominator we do not have. Their rates and these counts answer different questions, so do not read either number here as a safety rating.

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

26

complaints mentioning a crash

1

complaints mentioning a fire

Reviewed known issues for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2004 Cadillac CTS reflects Cadillac's published service intervals and the GM Oil Life System system. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.

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