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2011 Cadillac Cts Recalls, Issues & Maintenance

The 2011 Cadillac Cts carries 2 open NHTSA recalls — most recently covering air bags and ignition. Owners report 6 recurring issue clusters, led by “Rear differential and drive shaft 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.

2 Open Recalls

Source: NHTSA

AIR BAGS

Campaign #14V341000 · Jun 19, 2014

Issue: General Motors LLC (GM) is recalling certain model year 2011 Cadillac CTS vehicles manufactured October 18, 2010, to June 2, 2011. In the affected vehicles, vibrations from the drive shaft may cause the vehicle's roll over sensor to command the roof rail air bags to deploy.

Risk: If the roof rail air bags deploy unexpectedly, there is an increased risk of crash and injury to the occupants.

Fix: GM will notify owners, and dealers will replace the rear drive shaft assembly, free of charge. General Motors distributed an interim letter to owners on August 27, 2014. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 14233.

ELECTRICAL SYSTEM:IGNITION

Campaign #14V394000 · Feb 7, 2014

Issue: 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.

Risk: If the key is not in the run position, the air bags may not deploy if the vehicle is involved in a crash, increasing the risk of injury.

Fix: GM will notify owners, and dealers will install two key rings and an insert in the key slot or a cover over the key head on all ignition keys, free of charge. The recall began on September 15, 2014. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 14172.

Recall data refreshed Sep 13, 2026.

Known issues for this vehicle

What drivers and federal regulators have officially reported about the 2011 Cadillac Cts.

Reported to NHTSA

Rear differential and drive shaft failure

POWER TRAIN

16 NHTSA complaints · 2010-12 → 2022-04

“I PURCHASED A NEW 2011 CADILLAC CTS COUPE. IT CONTINUOUSLY MAKES A GROANING SOUND WHICH APPEARS TO BE COMING FROM THE REAR PART OF THE DRIVE TRAIN. THE DEALER CHANGED THE DIFFERENTIAL FLUID TO CORRECT THE PROBLEM. HOWEVER, THE PROBLEM REMAINS”
— Owner report, NHTSA ODI #10373523
“MY CTS-V CURRENTLY HAS 56,000 MILES AND VERY WELL CARED FOR. MY PROBLEM STARTED AT 25,XXX MILES WITH A REAR SEAL LEAK, IT WAS REPLACED BY DEALER AND 9 MONTHS LATER STARTED LEAKING AGAIN”
— Owner report, NHTSA ODI #11118828
“Under previous GM Safety Recall Bulletin 14233, loss of grease from the center constant velocity (CV) joint over time results in vibrations of the propeller shaft that are transferred to the roll over sensor located on the floor above it”
— Owner report, NHTSA ODI #11462739

Read all complaints on NHTSA →

Water intrusion into cabin and wiring

ELECTRICAL SYSTEM, STRUCTURE

4 NHTSA complaints · 2015-01 → 2024-10

“Water leaking in car like raining in car. The car radio and air conditioner panel wouldn’t turn off . It was draining batter after car would be turned off. Then after that water continues to leak”
— Owner report, NHTSA ODI #11617805
“The contact owns a 2011 Cadillac CTS. The contact stated that the vehicle was experiencing a water leak. The contact noticed that the front driver's side seat, door arm rest and floor were significantly wet after rainfall”
— Owner report, NHTSA ODI #11617576
“TL* THE CONTACT OWNS A 2011 CADILLAC CTS. THE CONTACT STATED THAT WATER WAS LEAKING INTO THE VEHICLE THROUGH THE REAR WINDOW. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 30,000. THE VIN WAS NOT AVAILABLE”
— Owner report, NHTSA ODI #10672085

Read all complaints on NHTSA →

Passenger air bag sensor and warning light

AIR BAGS

14 NHTSA complaints · 2015-03 → 2023-11

“My air bag light is on. I brought it to the dealer for repair. The dealer told me the airbag is unfixable due to the fact that the "Passenger seat presence sensor is broken and no longer manufactured"”
— Owner report, NHTSA ODI #11556532
“TL* THE CONTACT OWNS A 2011 CADILLAC CTS. WHILE THE VEHICLE WAS STATIONARY, THE PASSENGER PRESENCE SENSING MODULE MALFUNCTIONED AND CAUSED THE "SERVICE AIR BAG" LIGHT TO ILLUMINATE”
— Owner report, NHTSA ODI #10875548

Read all complaints on NHTSA →

Air bag non-deployment in crash

AIR BAGS

5 NHTSA complaints · 2016-06 → 2020-08

“ON 12-2-19 AT 730AM EASTERN TIME, I WAS INVOLVED IN A 55 MPH SIDE IMPACT CRASH TO THE RIGHT SIDE OF THE VEHICLE BY A SEMI TRUCK ON INTERSTATE 475 NORTH IN TOLEDO, OHIO, MILE MARKER 10, NEAR HOLLAND, OHIO. NO SIDE IMPACT AIRBAGS DEPLOYED”
— Owner report, NHTSA ODI #11289844
“TL* THE CONTACT OWNS A 2011 CADILLAC CTS. WHILE DRIVING APPROXIMATELY 25 TO 30 MPH, THE CONTACT LOST CONTROL OF THE VEHICLE AND CRASHED INTO A POST. THE AIR BAGS FAILED TO DEPLOY”
— Owner report, NHTSA ODI #10881263
“TL* THE CONTACT OWNS A 2011 CADILLAC CTS. WHILE DRIVING 35 MPH, THE BRAKES MALFUNCTIONED. WHEN THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE FAILED TO STOP AND REAR ENDED ANOTHER VEHICLE. THE AIR BAGS DID NOT DEPLOY”
— Owner report, NHTSA ODI #11039819

Read all complaints on NHTSA →

Headlight dimming and condensation

EXTERIOR LIGHTING

4 NHTSA complaints · 2018-02 → 2019-01

“HEADLIGHTS DIMMING OVER TIME. CAR IS BARELY DRIVABLE AT NIGHT. DEALER SAYS I NEED TO REPLACE HEADLIGHTS AND WIRING HARNESS. STATED THAT WIRING HARNESS WAS LIKELY MELTED”
— Owner report, NHTSA ODI #11129174
“PURCHASED THIS CAR BRAND NEW IN 2012 FROM CAMARGO CADILLAC IN CINCINNATI,OHIO VECHILE HAS 41,000 MILES AND WELL TAKEN CARE,IN 2015 NOTICED HEADLIGHT ON PASSENGER SIDE HAVING A LOT OF CONDENSATION”
— Owner report, NHTSA ODI #11139127
“TL* THE CONTACT OWNS A 2011 CADILLAC CTS. WHILE DRIVING, THE HEADLIGHTS FAILED TO RESPOND WITHOUT WARNING”
— Owner report, NHTSA ODI #11073878

Read all complaints on NHTSA →

Engine stall without warning

ENGINE

5 NHTSA complaints · 2011-10 → 2015-03

“TL*THE CONTACT OWNS A 2011 CADILLAC CTS. THE CONTACT STATED THAT WHILE DRIVING AT 65 MPH, THE VEHICLE STALLED WITHOUT WARNING”
— Owner report, NHTSA ODI #10691920
“VEHICLE STALLED OR TRIED TO STALL IN TRAFFIC WHILE IN MOTION AT APPROXIMATE SPEEDS OF 25-35 MPH APPROXIMATELY 10 TIMES OVER A DISTANCE OF APPROXIMATELY 6-8 MILES. WAS TOWED TO DEALER”
— Owner report, NHTSA ODI #10432519
“DUE TO THE RECENT GM PROBLEMS WITH IGNITION SWITCH I WANTED TO FILE THIS COMPLAINT ON MY 2011 CADILLAC CTS AS I AM NOT HEARING MY CAR MENTIONED FOR RECALL”
— Owner report, NHTSA ODI #10583019

Read all complaints on NHTSA →

Issues on other model years

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 13, 2026. Investigation data refreshed Sep 13, 2026.

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

57 crashes 2010–2024

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

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.

11

complaints mentioning a crash

3

complaints mentioning a fire

Reviewed known issues for this vehicle·Open recalls 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 2011 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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