2021 Cadillac CT4

Introduction:

The 2021 Cadillac CT4 is a compact luxury sedan that offers a sporty driving experience. It is available with two engine options: a 2.0-liter turbocharged four-cylinder with 237 horsepower and 258 lb-ft of torque, and a 3.6-liter V6 with 335 horsepower and 284 lb-ft of torque. Transmission options include an eight-speed automatic and a six-speed manual.

Overall, the CT4 is praised for its sharp handling, luxurious interior, and potent engine options. However, it has not been immune to certain issues that have affected owners.

Engine

2.0L Turbocharged Four-Cylinder

• Valve Cover Gasket Leak: A faulty valve cover gasket can lead to oil leaks, engine noise, and potential engine damage.
  • Solution: Replace the valve cover gasket.
  • Estimated Cost to Fix: $500 - $800
  • Recalls: None Found
• PCV Valve Failure: The positive crankcase ventilation (PCV) valve can fail, causing increased oil consumption, rough idling, and poor engine performance.
  • Solution: Replace the PCV valve.
  • Estimated Cost to Fix: $100 - $200
  • Recalls: None Found

3.6L V6

• Timing Chain Noise: Some early models experienced timing chain noise due to a faulty tensioner.
  • Solution: Replace the timing chain and tensioner.
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found

Transmission

Eight-Speed Automatic

• Jerky Shifting: Occasional jerky or delayed shifts can be experienced under certain driving conditions.
  • Solution: Update the transmission software.
  • Estimated Cost to Fix: Free
  • Recalls: None Found

Six-Speed Manual

• Hard Shifting: Owners have reported difficulties shifting gears, particularly into the second and sixth gears.
  • Solution: Replace the faulty transmission.
  • Estimated Cost to Fix: $5,000 - $7,000+
  • Recalls: None Found

Suspension

No Issues Found

Electrical

• Battery Discharge: Some vehicles experienced premature battery discharge due to a faulty alternator or parasitic drain.
  • Solution: Replace the defective alternator or identify and fix the drain.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Exterior

No Issues Found

Interior

• Infotainment System Glitches: Occasional glitches with the infotainment system, including freezing, unresponsive screens, and connectivity issues.
  • Solution: Update the software or replace the unit.
  • Estimated Cost to Fix: Free
  • Recalls: None Found
• Rear Seat Noise: Excessive noise from the rear seat area has been noticed by some owners.
  • Solution: Inspect and tighten or replace loose components.
  • Estimated Cost to Fix: $100 - $300
  • Recalls: None Found

Summary

The 2021 Cadillac CT4 is a capable vehicle with impressive performance and comfort. However, it has not been completely free of issues, including potential engine and transmission problems. While some issues are relatively minor and cost-effective to fix, others can be more severe and expensive to repair. It is important for potential buyers to be aware of these issues before making a purchase decision.