What are the most common Cadillac XT4 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2025 Cadillac XT4 has 5 documented issues. The most frequently reported are: Phantom Automatic Emergency Braking Engages With No Obstacle Present, Fuel Pump Control Module Failure Causes Sudden Stall and Crank-No-Start (P203F), 2.0T LSY Engine - PCV and Turbo Coolant Line Issues. Of these, 2 are rated critical and should be addressed promptly.
Is the Cadillac XT4 reliable?
The 2025 Cadillac XT4 has 5 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: Phantom Automatic Emergency Braking Engages With No Obstacle Present and Fuel Pump Control Module Failure Causes Sudden Stall and Crank-No-Start (P203F). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Cadillac XT4 problems?
Repair costs for known Cadillac XT4 issues range from $0 to $2,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Phantom Automatic Emergency Braking Engages With No Obstacle Present, typically costs $0-$900 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2023-2025 Cadillac XT4 Phantom Automatic Emergency Braking Engages With No Obstacle Present?
The forward collision / automatic emergency braking system on later XT4s misreads the road and commands a hard, unrequested brake application at speeds from parking-lot crawl up to 70 mph. Owners describe the vehicle slamming to a near stop on open highway with nothing ahead, at… Repairs typically run $0-$900. Severity: high.
What is the 2021-2025 Cadillac XT4 Fuel Pump Control Module Failure Causes Sudden Stall and Crank-No-Start (P203F)?
The fuel pump power control module (FPCM), mounted under the vehicle near the fuel tank on 9-speed 2.0T LSY XT4s, fails internally and stops commanding the in-tank pump. The failure is typically abrupt with no preceding driveability symptoms: the engine cuts out at speed or refus… Repairs typically run $600-$1,500. Severity: high.
What is the 2019-2025 Cadillac XT4 2.0T LSY Engine - PCV and Turbo Coolant Line Issues?
The XT4 uses the 2.0T LSY engine which is an evolution of the LTG found in the ATS/CTS. The LSY has improved reliability but shares some issues including PCV system problems and turbo coolant line leaks. The turbo coolant lines can develop leaks at the connections, causing coolan… Repairs typically run $200-$1,500. Severity: medium.
What is the 2019-2025 Cadillac XT4 2.0L Turbo Excessive Oil Consumption?
The 2.0L turbocharged engine in the XT4 consumes oil at a higher-than-expected rate, with some owners reporting a quart consumed every 2,000-3,000 miles. The issue is related to the piston ring design and turbocharger oil scavenge system. GM has not issued a formal service bullet… Repairs typically run $50-$2,000. Severity: medium.
What is the 2020-2025 Cadillac XT4 Front Brake Squeal on First Stops of the Day and When Backing Out (TSB 20-NA-002)?
A loud high-pitched squeal comes from the front brakes at low speed, most reliably on the first few stops of the morning and when backing out of a garage, then disappears for the rest of the drive cycle. Inspection consistently finds the pads have plenty of material left and the… Repairs typically run $150-$500. Severity: low.
