2025 Cadillac XT6 Problems: 4 Known Issues
2025 model year · 200+ owner reports · Updated November 2026
According to Au7o's analysis of 200+ owner reports, the 2025 Cadillac XT6 has 4 documented known issues. None of the listed issues is rated critical; this is not a complete reliability assessment. The most commonly reported issue is 9-Speed Automatic Transmission Shudder and Harsh Shifts with 200 owner reports. Across all issues with published estimates, repair costs range from $150 to $2,500. DIY maintenance guides at au7o.io.
2025 · All trims · All engines
Choose the year and equipment to match the visual and written issues.
All 4 Known Issues
NHTSA Recalls9 recalls
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
General Motors, LLC (GM) is recalling certain 2023-2025 Cadillac XT5 and 2024-2025 Cadillac XT6 vehicles. The instrument panel may not illuminate when the hazard warning lights, high beams, or turn signals are activated. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 101, "Controls and Displays" and 108, "Lamps, Reflective Devices, and Assoc. Equipment."
VISIBILITY:WINDSHIELD
General Motors, LLC (GM) is recalling certain 2023 GMC Acadia and 2024 Cadilac XT5 and XT6 vehicles. The windshield may have been assembled without the proper urethane sealant required to bond the windshield to the vehicle body.
EQUIPMENT:OTHER:LABELS
General Motors, LLC (GM) is recalling certain 2023 Cadillac XT5, XT6, and GMC Acadia vehicles. The certification label located on the driver's side B-pillar contains tire size information that may be illegible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 110, "Tire Selection and Rims."
POWER TRAIN:AUTOMATIC TRANSMISSION
General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles. The transmission may have been built with an incorrect sun gear, which can result in the driver-side half-shaft disengaging from the transmission.
SERVICE BRAKES, HYDRAULIC:FLUID
General Motors, LLC (GM) is recalling certain 2022 Cadillac XT6 vehicles. The brake fluid reservoir cap may be missing the warning label. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 135, "Light Vehicle Brake Systems."
+ 4 more recalls. Check all on NHTSA.gov
Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.
Join 700+ subscribers following Au7o for vehicle insights and updates.
Don't see your problem? Describe your symptoms to get a diagnosis, or get a full repair guide.
Other Cadillac Models
Frequently Asked Questions
What are the most common Cadillac XT6 problems?
According to Au7o's analysis of 200+ owner reports, the 2025 Cadillac XT6 has 4 documented issues. The most frequently reported are: 9-Speed Automatic Transmission Shudder and Harsh Shifts, 2.0L LSY engine oil leak: check the camshaft-carrier T-joint, Instrument Panel Fails to Illuminate Hazard, High-Beam and Turn-Signal Telltales — Software Recall 24V459. None are rated critical, but regular maintenance is recommended.
Is the Cadillac XT6 reliable?
The 2025 Cadillac XT6 has 4 known issues documented across 200+ owner reports. None of the matching records is rated critical; this is not a complete reliability assessment. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Cadillac XT6 problems?
Repair costs for known Cadillac XT6 issues range from $0 to $2,500, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2020-2025 Cadillac XT6 9-Speed Automatic Transmission Shudder and Harsh Shifts?
The XT6's GM 9T65 9-speed automatic transmission exhibits shuddering during light throttle acceleration between 25-50 mph, similar to driving over rumble strips. The torque converter clutch wears prematurely, contaminating the transmission fluid. Repairs typically run $150-$2,500. Severity: medium.
What is the 2020-2025 Cadillac XT6 2.0L LSY engine oil leak: check the camshaft-carrier T-joint?
GM bulletin 21-NA-240 describes an engine oil leak that may result from the amount of sealant at the LSY camshaft-carrier gasket. Oil can appear to originate at another front-engine joint. The bulletin directs technicians to locate the actual leak before selecting a repair; it do… Severity: medium.
What is the 2024-2025 Cadillac XT6 Instrument Panel Fails to Illuminate Hazard, High-Beam and Turn-Signal Telltales — Software Recall 24V459?
NHTSA campaign 24V459000 covers late-build Cadillac XT6 vehicles on which the instrument panel cluster may not illuminate when the hazard warning lights, high beams, or turn signals are activated. The cluster software fails to light the corresponding telltales, so the driver gets… Repairs typically run $0-$0. Severity: medium.
What is the 2025 Cadillac XT6 2.0L Turbo (LSY) Top-End Ticking From Debris in the Hydraulic Valve Lash Adjusters — Bulletin PIP6101A?
GM bulletin PIP6101A adds the 2.0L turbocharged LSY engine to a valvetrain ticking concern originally documented for the LK0 and L3B engines under PIP6101. On affected 2025 Cadillac XT6 vehicles with the LSY, owners may hear a top-end ticking noise from the valvetrain area. The c… Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.