2009 Cadillac Sts Problems

Severe Issues

Used CADILLAC STS shoppers should review this model-year complaint and recall record before making an offer. Based on 15 real NHTSA owner complaints, with Airbag Malfunctions the most reported area.

20087 years2010

Before you buy

This 2009 Cadillac Sts has 15 NHTSA complaints β€” top issue: Airbag Malfunctions.

A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.

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15
Complaints
4
Crashes
β€”
Fires
β€”
Injuries
β€”
Fatalities
β€”
Recalls

2009 Cadillac Sts Fuel Economy

βœ“ EPA Official Data

EPA-rated fuel economy across 5 2009 Cadillac Sts trim configurations. The median figure is shown; range reflects all available trims.

15
MPG City
13–17 range
24
MPG Hwy
19–26 range
18
MPG Combined
15–20 range
494
g COβ‚‚/mile
Premium Gasoline
⚠️Costs $10,000 more than avg vehicle over 5 years

Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions. 5 trims analysed.

2009 Cadillac Sts Safety Ratings

NHTSA 5-Star Program

Official crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.

Overall

Not Rated

9.9% rollover risk

Frontal Crash

Not Rated

Side Crash

Not Rated

Rollover

5/5

9.9% probability

βœ“Stability Control: Standardβ—‹Forward Collision Warning: Optionalβ—‹Lane Departure Warning: Optional

Source: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.

Quick Answer

Based on NHTSA complaint data, the 2009 Cadillac Sts has 15 owner complaints, 4 crash-related complaints, and 0 recall campaigns on record. The most frequently reported component is Airbag Malfunctions. NHTSA reliability signal: Severe Issues.

2009 Cadillac Sts β€” key reliability facts
Make
Cadillac
Model
Sts
Model year
2009
NHTSA owner complaints
15
Crash-related complaints
4
Safety recall campaigns
0
Top reported component
Airbag Malfunctions
Reliability signal
Severe Issues
EPA MPG combined
18
EPA MPG city / highway
15 / 24
Fuel type
Premium Gasoline
NHTSA rollover rating
5/5 stars
Electronic stability control
Standard

Common problems

Most common 2009 Cadillac Sts problems

Top owner-reported complaint areas and where they often appear.

#1
5
complaints

Airbag Malfunctions

Crash-related:2
#2
4
complaints

Electronic Stability Control (Esc)

Crash-related:1
#3
3
complaints

Steering Defects

Crash-related:1

Complaint patterns center on Airbag Malfunctions, Electronic Stability Control (Esc), Steering Defects. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.

Buyer verdict

Should you buy a used 2009 Cadillac Sts?

This CADILLAC STS year appears to have a comparatively lighter NHTSA complaint footprint, but buyers should still verify condition vehicle-by-vehicle.

Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs.

May Suit

This year may suit buyers who prioritize complete maintenance records and pass a pre-purchase inspection.

May Want to Avoid

Buyers who want a lower-risk ownership profile may prefer comparing nearby model years before committing.

Pre-purchase

What to check before buying a used 2009 Cadillac Sts

Inspection Focus

  • Inspect the most frequently reported complaint components on this model year
  • Confirm recall repairs were completed and documented
  • Check for accident damage, title brands, and mileage inconsistencies on the exact VIN

Before You Close the Deal

  • Run a VIN check on the specific vehicle you are considering
  • Verify all open recalls are completed at nhtsa.gov/recalls
  • Request service records for the most-reported complaint components
  • Have a certified mechanic inspect the vehicle before purchase

Check the exact car

Shortlist with model-year data. Decide with the exact VIN.

Before buying a used 2009 Cadillac Sts, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.

AI verdict

What the complaint data suggests

Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology

The CADILLAC STS has 15 NHTSA complaints and 0 recalls on record. 4 complaints involve crash-related incidents. This data reflects owner-reported issues submitted to the National Highway Traffic Safety Administration.

Recall context: No recalls are currently on record in this dataset, but buyers should still verify recall status by VIN because campaigns can be added later.

Key Findings
  • 15 total complaints filed with NHTSA
  • 0 federal recall campaigns
  • 4 crash-related complaints on record
Top Concerns
  • Review NHTSA complaint history for the most-reported components
  • Check recall completion status at nhtsa.gov/recalls
  • Verify service records for frequently complained components
Data note: NHTSA complaints are consumer-submitted and do not confirm a manufacturing defect Complaint volume is influenced by sales volume β€” popular models naturally accumulate more complaints

Full breakdown

All 2009 Cadillac Sts complaints by category

Every owner-reported complaint category filed with NHTSA for the 2009 Cadillac Sts. Use this as a pre-purchase inspection checklist.

ComponentComplaintsCrashesFiresAvg MileageVolume
Airbag Malfunctions52β€”β€”
Electronic Stability Control (Esc)41β€”β€”
Steering Defects31β€”β€”
Brake System31β€”β€”
Engine Problems2β€”β€”β€”
Electrical Faults1β€”β€”β€”
Headlight/Taillight Failures1β€”β€”β€”
Traction Control System11β€”β€”
Unintended Acceleration1β€”β€”β€”
Wheel Issues1β€”β€”β€”
Transmission / Drivetrain1β€”β€”β€”
Hydraulic1β€”β€”β€”
Equipment11β€”β€”

Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.

In their words

Real owner complaints

Read what owners actually reported to NHTSA for the 2009 Cadillac Sts. Type a keyword (e.g. β€œtransmission”, β€œstalling”, β€œbrakes”) to filter.

Showing 15 most recent complaints

Engine ProblemsApr 20, 2026

The known timing chain issue GM done a warranty for to fix it but won’t fix it now. My car is running sluggish because of it and had numerous times that it wouldn’t go up to the speed limit almost caused accidents because of it and I’m afraid to even drive it anymore knowing that…

Electrical FaultsDec 25, 2019

WHEN DRIVING IN RAIN THE SMALLEST AMOUNT OF WATER WILL CAUSE THE REDUCED ENGINE POWER TO ENGAGE AND IT DOES NOT GO OFF UNTIL THE VEHICLE HAS SAT FOR A LONG AMOUNT OF TIME. EXTREMELY DANGEROUS. FIRST THE ABS LIGHT COMES ON AND THEN YOU LOSE POWER. 3RD ROW LED TAILLIGHT OUT... …

Airbag Malfunctions CrashDec 20, 2019

MY AIRBAGS DID NOT DEPLOY AND MY TRACTION CONTROL FAILED. THE AIRBAG LIGHT REMAINS ON AND THERE IS A FAULTY CODE. THE VEHICLE LOST ABILITY TO CONTROL IT TO TURN. I WENT STRAIGHT INTO THE FENCE. THE AIRBAGS WERE NOT ADDRESSED BY THE BODY SHOP OR REPAIR SHOP.

Steering Defects CrashOct 26, 2019

THE CAR TRACTION CONTROL FAILED AND THE VEHICLE HAD THE SERVICE STABILITY SYSTEM COME ON. THE ABS LIGHT WAS LIT AND THE VEHICLE WOULD NOT ACCELERATE OR TURN EASILY. THE VEHICLE WENT INTO THE DITCH. THIS VEHICLE HAD HEADLIGHTS PRIOR TO THE INCIDENT WITH BULBS POPPING OUT INSIDE AN…

Traction Control System CrashSep 5, 2019

TL* THE CONTACT OWNS A 2009 CADILLAC STS. WHILE DRIVING APPROXIMATELY 15 MPH, THE TRACTION CONTROL FAILED AND THE ABS WARNING INDICATOR ILLUMINATED. WHEN THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE CONTINUED MOVING FORWARD. THE CONTACT CRASHED THE FRONT DRIVER'S SIDE OF THE VEHICL…

Airbag MalfunctionsNov 5, 2017

TAKATA RECALL. PASSENGER SEAT, PASSENGER DETECT SENSOR (PPS) STOPPED WORKING. NO PHYSICAL DAMAGE. PASSENGER PRESENT LIGHT SAYS, PASSENGER AIR BAG OFF. AIR BAG DASH LIGHT ALWAYS ON. I CHECKED WIRING UNDER THE SEAT AND CAN NOT VISUALLY SEE ANY DAMAGE TO THE WIRING GOING TO THE SEA…

Unintended AccelerationJan 6, 2017

TL* THE CONTACT OWNS A 2009 CADILLAC STS. WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE WOULD DECELERATE INDEPENDENTLY AND THE STABILITY SYSTEM WARNING INDICATOR ILLUMINATED. THE CONTACT COASTED OVER TO THE SIDE OF THE ROAD AND WAITED A FEW MINUTES BEFORE RESUMING DRIVING. THE VEHICL…

Electronic Stability Control (Esc)Jan 6, 2017

VEHICLE DETECTS FAULT AND DISPLAYS MESSAGE TO SERVICE STABILITY CONTROL SYSTEM. SPECIFIC PROBLEM NOT YET DIAGNOSED. WITHIN A FEW MOMENTS, THE DISPLAY STATES THAT ENGINE POWER IS REDUCED. THIS CAUSES A VERY UNSAFE CONDITION AS THE VEHICLE SLOWS TO 10-15 MPH. PRESSING GAS PEDAL …

Wheel IssuesJun 27, 2016

I PURCHASED A 2009 STS IN AUGUST OF 2014. I AM HAVING A PROBLEM WITH THE WHEEL BEARING HUBS GOING BAD. I HAVE REPLACED BOTH FRONT. THE FRONT LEFT SIDE HAS BEEN CHANGED TWICE IN A 13 MONTH PERIOD. UNFORTUNATELY THE PART ONLY HAS A 1 YEAR WARRANTY. I'VE ALSO HAD THE RIGHT REAR CHAN…

Airbag MalfunctionsApr 16, 2016

STARTED CAR TO PULL OUT OF GARAGE AIRBAG LIGHT CAME ON. TOOK TO DEALER WHO SAID AIRBAGS ARE DISABLED AND NEW MODULE NEEDS CHANGING AT COST OF $900.00.

Airbag MalfunctionsJul 21, 2015

SINCE MAY 2015, GOING DOWN THE ROAD THE AIR BAG LIGHT COMES ON, THEN AGAIN IN JUNE 2015 GOING DOWN THE ROAD THE LIGHT COMES ON AGAIN AND STAYS ON. ONCE AGAIN , IN JULY LIGHTS COMES BACK ON AND STAYS ON HAS NOT GONE OUT AS OF 21 JULY 2015.. WE BROUGHT THE CAR IN 2014 WITH ONLY 1…

Steering DefectsJul 7, 2014

WHILE DRIVING ON THE FREEWAY ALL OF A SUDDEN THE STEERING GOT EXTREMELY STIFF AND I LOST MY POWER STEERING. ON THE (DIC) DRIVERS INFORMATION CENTER THE MESSAGE DISPLAYED " SERVICE STEERING SYS" WHEN I STOPPED THE CAR AND LET IT COOL DOWN, NORMAL STEERING RETURNED. THIS PRO…

Steering DefectsJun 23, 2014

THE CAR SIMPLY MADE A GRINDING SOUND AND I LOST ALL CONTROL OF THE VEHICLE. I COULD NOT STEER, BRAKE OR ACCELERATE. THE GEARS WERE CORRODED AND AS A RESULT THE GEAR SHIFT HAD NO CONTROL OVER THE CAR. THE CAR HAS 47,000 AND IS ONLY 5 YEARS OLD AND I WAS TOLD THAT GM DID NOT PUT A …

Brake SystemAug 23, 2010

2009 CADILLAC STS LOST ALL OR MOST BRAKE FLUID. THIS CAR HAS SLIGHTLY OVER 22000 MILES. MULTIPLE WARNINGS ON PANEL. DEALER FOUND THAT THE LEFT REARF BRAKE CALIPER WAS LEAKING FLUID UNDER PRESSURE AT THE POINT WHERE THE BRAKE HOSE CONNECTS. CALIPER AND HOSE WERE REPLACED UNDER WA…

Equipment CrashJun 9, 2010

ON SEPT 17, 2009 AS I ROLLED TO A STOP IN A PARKING LOT, I APPLIED THE BRAKE AND THE CAR, WHICH WAS FOUR FEET FROM A BRICK BUILDING, SUDDENLY LURCHED AHEAD. THE CAR HIT THE BRICK WALL, AND THE ENGINE DID NOT RETURN TO IDLE UNTIL I TOOK MY FOOT OFF THE BRAKE PEDAL. WHAT HAD HAP…

Source: NHTSA Complaints Database. Real owner reports for the 2009 Cadillac Sts.

Safety recalls

2009 Cadillac Sts recalls

0 campaigns

NHTSA recall campaigns for the 2009 Cadillac Sts. No recalls are currently on record in this dataset, but buyers should still verify recall status by VIN because campaigns can be added later. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.

No recall campaigns on record

No NHTSA recalls were found for this model year. Recalls can be added at any time β€” confirm open-recall status on the exact VIN or at nhtsa.gov/recalls.

Across model years

Compare Cadillac Sts model years

Compare complaint and recall volume across years to see whether 2009 lands in a lower-risk or higher-risk part of the model timeline.

Research more

Keep researching before you buy

Compare brands and categories, then check the exact car's history by VIN.

Questions

2009 Cadillac Sts buying FAQ

Buyer-focused answers based on real NHTSA complaint and recall data for this model year.

Is the 2009 Cadillac Sts reliable?β–Ύ

Severe Issues. NHTSA currently shows 15 owner complaints, 4 crash-related complaints, and 0 recall campaigns for this model year. This CADILLAC STS year appears to have a comparatively lighter NHTSA complaint footprint, but buyers should still verify condition vehicle-by-vehicle. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.

What are the most common problems with the 2009 Cadillac Sts?β–Ύ

#1: Airbag Malfunctions (5 complaints). #2: Electronic Stability Control (Esc) (4 complaints). #3: Steering Defects (3 complaints)

At what mileage do problems start on the 2009 Cadillac Sts?β–Ύ

Mileage data is not available or insufficient for this model year.

How safe is the 2009 Cadillac Sts?β–Ύ

Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2009 Cadillac Sts, NHTSA complaints include 4 crash-related reports and 0 fire reports out of 15 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.

Does the 2009 Cadillac Sts have any recalls?β–Ύ

No NHTSA recall campaigns were found for the 2009 Cadillac Sts in the current data. Always verify with a VIN check as recalls can be added at any time.

Should I buy a 2009 Cadillac Sts?β–Ύ

This CADILLAC STS year appears to have a comparatively lighter NHTSA complaint footprint, but buyers should still verify condition vehicle-by-vehicle. Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs. Pay extra attention to Airbag Malfunctions during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpectorAI.

Wider context: See the full Cadillac Sts reliability report with year-by-year comparison.

Owner Reliability Rating

Rate the 2009 Cadillac Sts based on your ownership experience.

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Ratings are based on owner experience and are separate from NHTSA data shown above.

Before you buy

Check the exact vehicle history before you buy

Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.