2020 Cadillac XT6 reliability

Is it reliable?

The 2020 Cadillac XT6 has 36 complaints with NHTSA after 7 years, or 5 per year. That is the most complaints per year among the 5 XT6 years on this site. NHTSA has 4 recalls on file, including Camera, Automatic transmission, and Fuel pump.

Complaints

Per year

Recalls

Years on the road

What owners report

The complaints owners file most often name Electrical system (11 of 36), then Powertrain (8) and Back-over prevention (7).

Next to 2021

The 2021 XT6 has 18 complaints, 2 per year. The 2020 has more complaints per year than the 2021.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2020 Cadillac XT6. How we count. Data as of 2026-10-16.

Recalls (4)

Recall back-over prevention, sensing system, camera 2022-09-22 · NHTSA campaign 22V709000

Summary 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.

Remedy 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.

Recall powertrain, automatic transmission 2020-10-29 · NHTSA campaign 20V668000

Summary General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.

Remedy GM will notify owners, and dealers will inspect the start-stop transmission accumulator and replace it if any bolts are missing, free of charge. The recall began December 15, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N202313440.

Recall Fuel pump 2020-10-15 · NHTSA campaign 20V639000

Summary General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5, Cadillac XT6, Chevrolet Traverse, and GMC Acadia vehicles. The fuel pump's jet nozzle may have a plastic burr remaining from the manufacturing process, possibly causing a blocked nozzle and an insufficient fuel supply to the engine.

Remedy GM will notify owners, and dealers will replace the fuel pump module. The recall began November 16, 2020. Owners may contact GMC customer service at 1-888-988-7267, Buick Customer service at 1-866-608-8080, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N202314760.

Recall air bags, side and window, curtain, inflator 2020-07-30 · NHTSA campaign 20V446000

Summary General Motors, LLC. (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5 and XT6, Chevrolet Blazer, Silverado 1500, 2500 and 3500 and Traverse and GMC Acadia and Sierra 1500, 2500 and 3500 vehicles. The diffuser component of the Roof-Rail Air Bag (RRAB) inflator may not have been properly crimped to the inflator and could separate from the inflator during air bag deployment.

Remedy GM will notify owners, and dealers will replace the suspect RRAB modules, free of charge. The recall began September 3, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for this recall is N202305380.

Complaints by component (36 total)

Electrical system

Powertrain

Back-over prevention

Engine

Forward collision avoidance

Fuel and propulsion system

Structure

Visibility

Air bags

Engine and engine cooling

Exterior lighting

Lane departure

Latches, locks, and linkages

Steering

Tires

Visibility and wipers

Show 8 more Show less

Crash-flagged

Fire-flagged

Injury reports

Death reports

Complaints filed per year

Excerpts from recent NHTSA complaint filings

"Vehicle stalled while driving on a busy road creating a very dangerous situation. Could not put it in neutral to push it out of the road; it was partially in the road for over an hour. Had to have it towed to replace…"
Fuel and propulsion system · filed 2026-06-23
"at 60,740 miles, "Steering Assist is Reduced Drive with Care" message appeared. Under warranty, but dealership booked for 2 months. Error went away. After powertrain warranty expires (70,000 miles), message constantly…"
Powertrain · filed 2026-04-24
"Transmission jerking and has become unsafe to drive. Will have to go back to the dealership for this issue. This will be the third time 4 same issue."
Powertrain · filed 2026-02-12
"Vehicle has a known condition with many same year make and model that could cause the engine coolant thermostat to open at a lower temperature than intended. This condition has occurred. As a result the Malfunction…"
Unknown or other, Engine · filed 2025-12-10
"While driving approximately 15 MPH I noticed a scraping sound and shimmy in the back. I took the car to Capital Cadillac for diagnostic. They found that the tires were separated. I bought the car brand new in 2020 and…"
Tires · filed 2025-10-14

NHTSA crash ratings

Version	Overall	Front	Side	Rollover
2020 Cadillac XT6 SUV AWD	5 stars	5 stars	5 stars	4 stars
2020 Cadillac XT6 SUV FWD	5 stars	5 stars	5 stars	4 stars

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim	Engine	Transmission	Drive	City	Hwy	Combined	Annual fuel cost
XT6 all-wheel drive	3.6L, 6-cyl	Automatic (9-speed)	All-wheel drive	17	24	20 MPG	$3250
XT6 front-wheel drive	3.6L, 6-cyl	Automatic (9-speed)	Front-wheel drive	18	25	20 MPG	$3250

Specs and fitment

First generation, 2020–present

Body styles SUV

Oil 0W-30 (3.6L V6; temperature-dependent specification) , 6 qt capacity

Tire size 235/65R18

Known issues for this generation

Recall 20V-639 covers certain 2020 Buick Enclave, Cadillac XT5, Cadillac XT6, Chevrolet Traverse, and GMC Acadia vehicles: the fuel pump jet nozzle may have a plastic burr that can cause fuel pump failure. Dealers replace the fuel pump module.

Compare

Next year 2021 Cadillac XT6 See every Cadillac XT6 model year →

Frequently asked questions

Is the 2020 Cadillac XT6 reliable?

What are common problems with a 2020 Cadillac XT6?

The complaints owners file most often name Electrical system (11 of 36), then Powertrain (8) and Back-over prevention (7).

Is the 2020 Cadillac XT6 more reliable than the years next to it?

The 2021 XT6 has 18 complaints, 2 per year. The 2020 has more complaints per year than the 2021.

Has the 2020 Cadillac XT6 been recalled?

The 2020 Cadillac XT6 has 4 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2020 Cadillac XT6?

Owners have filed 36 complaints about the 2020 Cadillac XT6 with NHTSA.

What mpg does a 2020 Cadillac XT6 get?

EPA-rated combined fuel economy for the 2020 Cadillac XT6 is 20 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What oil does a Cadillac XT6 take?

The 3.6L V6 is commonly specified with 0W-30 (temperature-dependent) and about 6 qt with filter.

What tire size is on the Cadillac XT6?

Typical OE fitment is 235/65R18; confirm on the SUV’s tire placard.

Did Cadillac recall XT6 fuel pumps?

Recall 20V-639 covers certain 2020 XT6 vehicles (with Enclave, XT5, Traverse, and Acadia) where a plastic burr on the fuel pump jet nozzle can cause pump failure; dealers replace the module.