2003 Cadillac DeVille

Introduction The 2003 Cadillac DeVille is a full-size luxury sedan that offers a smooth and comfortable ride. It boasts a powerful engine and a luxurious interior. However, like any vehicle, it has its share of common issues. The DeVille is available with two engine options: a 4.6L Northstar V8 and a 5.0L Northstar V8. Both engines are paired with a 4-speed automatic transmission.

Engine

• 4.6L Northstar V8
  • Intake Manifold Gasket Failure:
    • Description/Symptoms: Coolant leaks, overheating, rough idling
    • Solution: Replace intake manifold gaskets
    • Estimated Cost to Fix: $600 - $1,200+
    • Recalls: None Found
  • Timing Chain Tensioner Failure:
    • Description/Symptoms: Rattling or ticking noise from the engine, reduced engine power
    • Solution: Replace timing chain tensioner
    • Estimated Cost to Fix: $1,000 - $2,000+
    • Recalls: None Found
• 5.0L Northstar V8
  • Oil Pan Gasket Leak:
    • Description/Symptoms: Leaking oil from the oil pan
    • Solution: Replace oil pan gasket
    • Estimated Cost to Fix: $200 - $400
    • Recalls: None Found
  • Distributor Cap and Rotor Failure:
    • Description/Symptoms: Engine misfires, difficulty starting
    • Solution: Replace distributor cap and rotor
    • Estimated Cost to Fix: $100 - $200
    • Recalls: None Found

Transmission

• 4-Speed Automatic Transmission
  • Shift Solenoid Failure:
    • Description/Symptoms: Rough shifting, delayed shifts, slipping gears
    • Solution: Replace shift solenoids
    • Estimated Cost to Fix: $500 - $1,500
    • Recalls: None Found
  • Transmission Fluid Leak:
    • Description/Symptoms: Transmission fluid leaking from the pan or seals
    • Solution: Repair or replace leaking components
    • Estimated Cost to Fix: $200 - $800+
    • Recalls: None Found

Suspension

• Control Arm Bushings Failure:
  • Description/Symptoms: Squeaking or grinding noise from the suspension, poor handling
  • Solution: Replace control arm bushings
  • Estimated Cost to Fix: $300 - $600
    • Recalls: None Found
• Strut Mount Failure:
  • Description/Symptoms: Clunking or rattling noise from the suspension, reduced ride comfort
  • Solution: Replace strut mounts
  • Estimated Cost to Fix: $200 - $400
    • Recalls: None Found

Electrical

• Alternator Failure:
  • Description/Symptoms: Dimming lights, battery not charging
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $1,000
    • Recalls: None Found
• Battery Failure:
  • Description/Symptoms: Dead battery, difficulty starting the vehicle
  • Solution: Replace battery
  • Estimated Cost to Fix: $100 - $200
    • Recalls: None Found

Exterior

• Headlight Condensation:
  • Description/Symptoms: Moisture buildup inside the headlights
  • Solution: Replace headlights or reseal existing ones
  • Estimated Cost to Fix: $200 - $500
    • Recalls: None Found
• Chrome Trim Peeling:
  • Description/Symptoms: Chrome trim on the grille, windows, or bumpers peeling or flaking
  • Solution: Replace chrome trim
  • Estimated Cost to Fix: $100 - $300
    • Recalls: None Found

Interior

• Power Window Failure:
  • Description/Symptoms: Power windows not working or operating slowly
  • Solution: Repair or replace window motors, switches, or wiring
  • Estimated Cost to Fix: $200 - $800
    • Recalls: None Found
• Dashboard Cracking:
  • Description/Symptoms: Cracks in the dashboard
  • Solution: Replace dashboard or repair cracks
  • Estimated Cost to Fix: $500 - $1,500
    • Recalls: None Found

Summary Overall, the 2003 Cadillac DeVille is a reliable vehicle with a comfortable ride and luxurious interior. However, it has some common issues that can be costly to repair, such as intake manifold gasket failure and power window failure. The severity of the issues and the cost of repairs vary depending on the specific problem and the extent of the damage. It is important to note that these are just some of the most common issues and not every DeVille will experience all of these problems.