Problems owners report
Complaints filed with NHTSA about the 2021 Cadillac XT6, by the system named in each complaint. One complaint can name several.
- Engine5
- Electrical system5
- Fuel/propulsion system4
- Back over prevention4
- Unknown or other3
- Steering3
- Forward collision avoidance2
- Service brakes1
- Engine and engine cooling1
- Power train1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 3 2021 XT6 vehicles were involved in crashes on US public roads in which someone died; 0 people died inside them. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 2021 Cadillac XT6 failed the safety check 0.62% of the time — 35% less often than the average 2021 passenger car (0.95%). Median odometer at inspection: 25,771 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Crash-test ratings
NHTSA 5-star results for 2 variants; 2 of 2 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2021 Cadillac XT6 SUV AWD | ★★★★★ | 15.5 % |
| 2021 Cadillac XT6 SUV FWD | ★★★★★ | 16.4 % |
- Electronic stability control
- Standard
- Forward collision warning
- Standard
- Lane departure warning
- Standard
- Best overall rating
- 5 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 2 variants: combined 10.2–11.5 L/100 km (about 20–23 mpg US), CO₂ 239–269 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| XT6 AWD · Sport utility vehicle: Small · Premium gasoline | 11.2 | 9.0 | 10.2 |
| XT6 AWD · Sport utility vehicle: Small · Regular gasoline | 13.1 | 9.5 | 11.5 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
1 Transport Canada recall for the 2021 Cadillac XT6.
| 2022536 22 Sept 2022 | Visual System Issue: On certain vehicles, the connectors on the cables for the rearview camera may not be attached properly. As a result, the rearview camera image may not … |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
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.
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.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Cadillac told its dealers about the 2021 Cadillac XT6: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011996 | This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative. |
| 11011990 | This service bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customer concern of wheel clicking. |
| 11011989 | This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid. |
| 11011904 | This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation. |
| 11011900 | This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue. |
| 11011805 | This Preliminary information communicates a GM part number forreflective high temperature heat or insulating tape when repairing wiring harnesses. |
| 11011782 | This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2. There are 5 terminated leads in a package part number is 13505346, which can be ordered through your normal General Motors Customer Care and Aftersales parts channel. |
| 11011709 | This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer. |
| 11011444 | This Preliminary information communicates to the dealer a process for accessing the procedure to add attachments to a GM technical assistance case using the dealer case management tool. |
| 11011420 | This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC. |
| 11011406 | This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert". |
| 11011367 | This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope. |
| 11011225 | This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle. |
| 11011205 | This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules. |
| 11010901 | This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain. |
| 11010724 | This service bulletin provides a procedure to correct radio software concerns. |
| 11010576 | This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC. |
| 11010545 | This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S). |
| 11010495 | This bulletin provides information on Warranty Administration Required Operating Procedures - 8 Points (U.S. Only). |
| 11010493 | This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. |
| 11010491 | This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. |
| 11010490 | This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. |
| 11010488 | This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program. |
| 11010421 | This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements. |
| 11009764 | This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories. |
NHTSA manufacturer communications (public domain)
NHTSA investigations
Rear-View Camera Failure
NHTSA Office of Defects Investigation