2023 Cadillac CT4

Here’s a breakdown of common issues and complaints reported for the 2023 Cadillac CT4, categorized and formatted as requested.

The 2023 Cadillac CT4 is a compact luxury sedan that offers a blend of sporty handling and upscale features. Engine options include a 2.0L Turbocharged I4 producing 237 horsepower and 258 lb-ft of torque, a 2.7L Turbocharged I4 (available in two states of tune) with either 310 horsepower and 350 lb-ft of torque or 325 horsepower and 380 lb-ft of torque (CT4-V), and a high-performance 3.6L Twin-Turbo V6 generating 472 horsepower and 445 lb-ft of torque (CT4-V Blackwing). The 2.0L engine is paired with an 8-speed automatic transmission, while the 2.7L and 3.6L engines use a 10-speed automatic. Owners often praise the CT4’s sharp handling, stylish design, and comfortable interior. Common dislikes include the somewhat cramped rear seat and the infotainment system’s learning curve.

Engine

2.0L Turbocharged I4

• Engine Misfires
  • Description/Symptoms: Some owners have reported engine misfires, particularly at higher mileage. Symptoms include rough idling, decreased fuel economy, and the check engine light illuminating. The cause can range from faulty spark plugs and ignition coils to fuel injector issues.
  • Solution: Diagnosis requires scanning for OBDII codes and performing individual cylinder misfire tests. Replacing faulty spark plugs or ignition coils often resolves the issue. More severe cases may require fuel injector cleaning or replacement.
  • Estimated Cost to Fix: $150 - $600+
  • Recalls: None Found

2.7L Turbocharged I4

• Wastegate Actuator Failure
  • Description/Symptoms: Some owners have noted problems with the wastegate actuator on the 2.7L engine. Symptoms include reduced turbo boost, loss of power, and potentially a check engine light.
  • Solution: Replacement of the wastegate actuator or, in some cases, the entire turbocharger assembly.
  • Estimated Cost to Fix: $500 - $1500+
  • Recalls: None Found

3.6L Twin-Turbo V6 * No Issues Found

Transmission

8-Speed Automatic (Paired with 2.0L)

• Harsh Shifting
  • Description/Symptoms: Some owners experience harsh or jerky shifting, particularly between lower gears. This can be more pronounced during cold starts.
  • Solution: In some cases, a transmission control module (TCM) software update can improve shift quality. In other cases, a fluid change is needed or, in rare cases, valve body replacement may be necessary.
  • Estimated Cost to Fix: $100 - $1000+
  • Recalls: None Found

10-Speed Automatic (Paired with 2.7L and 3.6L)

• Hesitation/Rough Shift
  • Description/Symptoms: Some owners have complained of hesitation when accelerating from a stop, as well as rough shifts.
  • Solution: A software update of the transmission control module (TCM) may fix the issue. In other cases, replacement of solenoids or valve bodies might be necessary.
  • Estimated Cost to Fix: $100 - $1200+
  • Recalls: None Found

Suspension

• MRC (Magnetic Ride Control) Sensor Failure (if equipped)
  • Description/Symptoms: For CT4 models equipped with Magnetic Ride Control, some owners have reported sensor failures. Symptoms include ride quality degradation, warning lights on the dashboard, and potentially the system defaulting to a firmer setting.
  • Solution: Replacement of the affected sensor.
  • Estimated Cost to Fix: $300 - $800+ (per sensor)
  • Recalls: None Found

Electrical

• Infotainment System Glitches
  • Description/Symptoms: The infotainment system can experience occasional glitches, including freezing, slow response times, or intermittent connectivity issues with Apple CarPlay or Android Auto.
  • Solution: Performing a system reset or updating the infotainment software. In more severe cases, replacement of the infotainment unit may be necessary.
  • Estimated Cost to Fix: $0 - $1500+
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Intermittently showing that sensors have failed, such as the blind spot monitor sensor or parking sensors
  • Solution: Diagnose with scan tool to find the affected sensor and replacing the sensor.
  • Estimated Cost to Fix: $300 - $1,000+
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Seat Heater Malfunction
  • Description/Symptoms: Some owners have experienced seat heater malfunctions, where the seat heater either doesn’t work at all or only works intermittently.
  • Solution: Replacing the heating element or the seat heater control module.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found
• Sunroof Issues
  • Description/Symptoms: Issues with the sunroof/moonroof can include not opening/closing properly, getting stuck, or leaking when closed.
  • Solution: Replace the motor if the sunroof won’t open or close. Replace the weatherstrip if there are any leaks.
  • Estimated Cost to Fix: $100 - $800+
  • Recalls: None Found

Summary:

The 2023 Cadillac CT4 exhibits a range of issues, with engine and transmission problems being among the most concerning. Engine misfires and wastegate actuator failures can lead to drivability issues and potentially costly repairs. Transmission issues like harsh shifting and hesitation can detract from the driving experience. Electrical glitches with the infotainment system are also a common complaint. Overall, the severity of these issues ranges from minor inconveniences to potentially significant repair costs.