Pre-purchase inspection checklist — 2009 Cadillac STS
The 2009 Cadillac STS is generally reliable but has some issues reported in airbags, stability control, and steering. Despite these problem areas, many owners report satisfaction. Be sure to check for recalls and the presence of existing problems when considering a purchase.
NHTSA data on file today
try.vin couldn't confirm NHTSA's recall list for the 2009 Cadillac STS, so this page doesn't state a recall count — check the VIN at nhtsa.gov/recalls for current campaigns. 15 owner complaints are on file.
Most-cited components in owner complaints
- Air Bags 5 complaints
- Electronic Stability Control (ESC) 4 complaints
- Steering 3 complaints
- Engine 2 complaints
- Service Brakes 2 complaints
- Electrical System 1 complaint
Of the 15 complaints on file, 4 report a crash (owner-reported, not verified by NHTSA).
Known issues to inspect
Airbag deployment failure
How to check: Verify dashboard warning lights and recall completion.
ESC malfunction
How to check: Ensure ESC light is off during test drive.
Steering difficulty
How to check: Test steering at various speeds for stiffness.
Test-drive walkthrough
- 01
Cold start
What to check: Listen for knocking or ticking noises.
Red flag: Persistent engine noise
- 02
First minute idling
What to check: Check for unusual vibrations or idle speed.
Red flag: Rough idling
- 03
Slow speed driving
What to check: Test steering for smooth functionality.
Red flag: Stiff or noisy steering
- 04
Highway acceleration
What to check: Monitor for ESC warning light activation.
Red flag: ESC light comes on
- 05
Braking
What to check: Assess braking response and smoothness.
Red flag: Spongy or delayed braking response
- 06
Parking maneuvers
What to check: Test steering wheel return to center smoothly.
Red flag: Steering doesn't self-center
Questions for the seller
Use this exact phrasing.
- Has the airbag recall been addressed?
- Any issues with the stability control?
- Have steering components been serviced or replaced?
- Can you provide recent maintenance records?
- Has the car experienced any electrical problems?
Documents to request
Don't sign anything until you have these.
- Recent maintenance records
- Proof of airbag recall repairs
- Accident and repair history
- Title and registration
- Vehicle inspection reports
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2009 Cadillac STS at the time. AI output can be wrong; confirm anything you find with a mechanic.
Next step
Looking at a specific 2009 Cadillac STS? Check the actual car
This checklist covers the model. From your free try.vin dashboard you can go further — paste the seller's listing for a deal score, or drop their photos for an AI condition report.