2023 Cadillac XT6

Here is a breakdown of common issues and complaints for the 2023 Cadillac XT6, organized by category and powertrain. The 2023 Cadillac XT6 offers a balance of luxury, technology, and practicality in a three-row SUV. Owners appreciate its comfortable ride, spacious interior, and upscale features. However, some have noted concerns about the vehicle’s performance, particularly with the base engine, as well as the infotainment system and build quality. The XT6 comes with two engine options: a 2.0L Turbocharged I4 producing 237 horsepower and 258 lb-ft of torque and a 3.6L V6 producing 310 horsepower and 271 lb-ft of torque. Both engines are paired with a 9-speed automatic transmission.

Engine

2.0L Turbocharged I4

• Turbocharger Failure
  • Description/Symptoms: Loss of power, check engine light illumination, unusual turbocharger noises (whining, whistling). Can result in engine damage if not addressed promptly.
  • Solution: Turbocharger replacement. Diagnosis includes checking boost pressure and inspecting turbocharger components.
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found

3.6L V6

• High Pressure Fuel Pump (HPFP) Failure
  • Description/Symptoms: Difficulty starting, long crank times, engine stalling, rough idle, check engine light.
  • Solution: Diagnosis involves checking fuel pressure and inspecting the HPFP. Replacement of the HPFP.
  • Estimated Cost to Fix: $800 - $1,200+
  • Recalls: None Found

Transmission

9-Speed Automatic (Both Engines)

• Harsh Shifting/Hesitation
  • Description/Symptoms: Rough or jerky shifts between gears, hesitation when accelerating, particularly at lower speeds. May be more noticeable when the transmission is cold.
  • Solution: Software update/reprogramming of the transmission control module (TCM). If the problem persists, valve body replacement or complete transmission rebuild may be necessary.
  • Estimated Cost to Fix: $100 - $300 for software update; $1,500 - $4,000+ for valve body/transmission work.
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: Infotainment screen freezing, unresponsive touch controls, system crashing and restarting intermittently. Can affect navigation, audio, and climate control functions.
  • Solution: Software update for the infotainment system. If the problem continues, the infotainment unit may need replacement.
  • Estimated Cost to Fix: $0 (Software Update) - $1,200+ (Replacement)
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Battery drains overnight or within a few days of sitting, leading to difficulty starting the vehicle.
  • Solution: Diagnosis involves testing the battery and alternator, and checking for parasitic draws in the electrical system. Possible causes include a faulty module or accessory left on. Repair involves fixing the source of the parasitic draw or replacing a faulty module.
  • Estimated Cost to Fix: $100 - $1,000+ depending on the cause.
  • Recalls: None Found

Exterior

• Sunroof/Moonroof Leaks
  • Description/Symptoms: Water leaks into the cabin, particularly around the headliner or A-pillars, after rain or washing the vehicle.
  • Solution: Cleaning and resealing the sunroof/moonroof drain tubes. In some cases, the sunroof seal may need replacement.
  • Estimated Cost to Fix: $150 - $500+
  • Recalls: None Found

Interior

• Seat Heater Malfunction
  • Description/Symptoms: Seat heaters not working, or only working intermittently. May affect one or both front seats.
  • Solution: Diagnosis involves checking the seat heater element and wiring. Replacement of the faulty seat heater element or wiring repair.
  • Estimated Cost to Fix: $200 - $600+ per seat.
  • Recalls: None Found

Summary

The 2023 Cadillac XT6 has some reported issues, particularly relating to the turbocharger on the 2.0L engine and the high-pressure fuel pump on the V6 engine. The transmission can also experience rough shifting or hesitation issues. Electrically, the infotainment system and potential battery drain are concerns. Exterior sunroof leaks and malfunctioning seat heaters may occur as well. Severity ranges from minor software glitches to more substantial mechanical repairs. Repair costs can range from under $100 for software updates to several thousand dollars for engine or transmission work. Addressing these issues promptly can help maintain the vehicle’s reliability and prevent further damage.