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2021 Cadillac XT6
Solid pick. The complaint record is strong for its age. It does carry safety recalls, so confirm every one shows "remedy completed" on the VIN before money changes hands.
18 owner complaints · 2 recalls · data verified July 12, 2026 · source: NHTSA
Why buy?
Very few owner complaints for its age and sales volume.
The math, shown
Full methodology →Complaints filed per year
Fading = early teething worked out. Climbing = problems aging in.
The road ahead
What breaks on a 2021 Cadillac XT6, plotted where owners report it happening.
Fuel system
22%4 complaints · 2 in the last 2 years
“Your site shows no recalls. I got a recall for a repair I had to have done a few months ago. I just got the recall notice from GM, but when I called to inquire about a…”
Backup camera & sensors
22%4 complaints · 2 in the last 2 years
“In April 2023 I was backing out of a parking space when a message displayed on the dash that “The Parking Assist Have Been Blocked, See Owner’s Manual “. In this event…”
Electrical system
22%4 complaints · 4 in the last 2 years
“The vehicle was previously recalled for an intermittent backup camera failure. Prior to me purchasing the vehicle, the recall was completed and documented as repaired.…”
Engine
17%3 complaints · 2 in the last 2 years
“1)The display on dash reads upon start up, “Steering Assist Reduced”. 2)There is no Engine temperature readout displayed on cluster. 3)When the vehicle is turned off, …”
Recalls (2)
Safety recall repairs are free at the brand’s franchised dealers. Before buying, run the VIN at nhtsa.gov/recalls and make the seller show the work was done.
Back Over Prevention · 22V709000
General Motors, LLC (GM) is recalling certain 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles equipped with the optional Surround Vision feature. The rearview camera coaxial cable connectors may have been crimped improperly, causing the rearview camera to fail or function intermittently.
Risk: An inoperative rearview camera can reduce the driver's rear visibility, increasing the risk of a crash.
Fix: Dealers will replace the coaxial cables, free of charge. Owner notification letters were mailed January 18, 2023. Owners may contact Cadillac customer service at 1-800-458-8006 or GMC customer service at 1-800-462-8782. GM's number for this recall is N222378380.
Fuel System, Gasoline · 21V422000
General Motors, LLC. (GM) is recalling certain 2021 Cadillac XT5, XT6, and GMC Acadia vehicles. The fuel supply lines may be improperly attached and seated.
Risk: Improperly attached and seated fuel supply lines may loosen or separate, causing a fuel leak and increasing the risk of a fire.
Fix: Dealers will inspect and replace fuel supply lines as necessary, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Cadillac customer service at 1-800-458-8006 and GMC customer service at 1-800-462-8782. GM's number for this recall is N212335590.
Before you hand over money
Verify the recall work was done
NHTSA’s free lookup shows whether this exact car had its recall remedies completed.
Free NHTSA VIN check ↗Get a pre-purchase inspection
A $150 to $250 independent inspection of this exact 2021 Cadillac XT6 beats every score on the internet, including ours.
What to ask forNot set on the 2021? See how every XT6 model year scores →
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What owners say
Real owners of this exact model-year, shown separately from the NHTSA score. If they disagree, that’s worth knowing.