Pre-purchase inspection checklist — 2019 Cadillac Ct6
The 2019 Cadillac CT6 shows critical issues predominantly with its power train and brakes. The vehicle may face transmission damage causing wheel lock-ups, and electronic stability and brake system disablement. It's crucial to address these with recalled repairs.
Known issues to inspect
Transmission locks wheels
How to check: Inspect transmission service records and drive quality.
ESC and ABS disabled
How to check: Check dashboard for ABS and ESC warning lights.
Turn signal not canceling
How to check: Test if turn signals cancel with steering input.
Seatbelts may not lock
How to check: Test rear seatbelt lock by pulling out fully.
Test-drive walkthrough
- 01
Cold start
What to check: Listen for unusual engine noises or vibrations.
Red flag: Knocking or excessive shaking.
- 02
First minute idling
What to check: Check for warning lights on the dashboard.
Red flag: ABS or ESC lights stay on.
- 03
Neighborhood drive
What to check: Test brake response and noise levels.
Red flag: Soft brakes or grinding noises.
- 04
Parking lot maneuver
What to check: Check steering effort and turn signal cancellation.
Red flag: Stiff steering or signals don't cancel.
- 05
Highway acceleration
What to check: Feel for smooth, shift-free acceleration.
Red flag: Transmission hesitates or jerks.
Questions for the seller
Use this exact phrasing.
- Has the transmission been repaired?
- Are there ABS or ESC warning lights?
- Can I see recent service records?
- Has the turn signal recall been fixed?
- Are rear seatbelts functioning well?
Documents to request
Don't sign anything until you have these.
- Vehicle history report
- Recent maintenance records
- Recall repair documentation
- Title and registration
- Warranty coverage details
Generated by gpt-4o on 8/24/2026. Grounded in the NHTSA recall corpus and owner-complaint patterns for the 2019 Cadillac Ct6.