2020 Cadillac XT6 Fuel system Problems
- Complaints
- 2about this part
- Share
- 5%of 39 total for the year
- Median mileage
- 900miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the fuel system of the 2020 Cadillac XT6, 5% of the 39 complaints for this model year. Where a mileage was given, the median is 900 miles. 1 recall campaign on record is filed under a similar system.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“2020 Cadillac XT6 with all options and new vehicle with less than 400 miles, fuel gauge indicator hash marks that show the level of fuel on the fuel gauge intermittently stop working upon engine startup. Dealer has already checked computer codes and found no error codes. Dealer states they have reset computers several times to correct this issue. Dangerous driving without knowing how much fuel is really in the fuel tank.”
NHTSA complaint #11373575, filed 2020-11, 900 milesRelated recalls
- 20V639000Oct 15, 2020General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT5, Cadillac XT6, Chevrolet Traverse, and GMC Acadia vehicles. The fuel pump's jet…Covers: Cadillac XT6 2020, GMC Acadia 2020, Cadillac XT5 2020 +2 more
Related service bulletins
- 11017173Mar 21, 2025This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
- 11007095Aug 7, 2024This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles…
- 11004727Jun 29, 2024This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
- 11004761Jun 28, 2024This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or…
- 11002011Jun 4, 2024This informational bulletin explains to the tech on where to look for a possible concern with the rockers causing the MIL to illuminate.
Fuel system: other model years
Other parts of the 2020 Cadillac XT6
12 complaintsTransmission and drivetrain
9 complaintsBack-over prevention (rear camera)
8 complaintsEngine
4 complaintsOther or unknown
4 complaintsForward collision avoidance
3 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsExterior lighting
2 complaintsSteering
2 complaintsBody and structure
2 complaintsAir bags
1 complaintsEngine cooling
1 complaints
← All problems reported for the 2020 Cadillac XT6
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology