2005 Buick Century

Introduction:

The 2005 Buick Century is a mid-size sedan known for its comfortable interior, spacious trunk, and reliable performance. Engine options include a 3.1-liter V6 with 170 horsepower and 190 lb-ft of torque or a 3.6-liter V6 with 252 horsepower and 252 lb-ft of torque, both paired with a 4-speed automatic transmission. Despite its positive attributes, the Century has faced some common issues that owners should be aware of.

Engine

3.1-liter V6

• Intake Manifold Gasket Failure: Seals between the intake manifold and cylinder heads fail, causing coolant leaks.
  • Solution: Replace intake manifold gaskets.
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found
• Power Steering Pump Failure: Power steering pump fails, resulting in loss of power steering assistance.
  • Solution: Replace power steering pump.
  • Estimated Cost to Fix: $400 - $600+
  • Recalls: None Found

3.6-liter V6

• No Known Issues Found

Transmission

4-speed Automatic Transmission

• Shift Solenoid Failure: Solenoids that control gear shifts fail, causing transmission to shift erratically or not at all.
  • Solution: Replace shift solenoids.
  • Estimated Cost to Fix: $250 - $400+
  • Recalls: None Found

Suspension

• Front Sway Bar End Link Failure: End links connecting the sway bar to the suspension fail, causing rattling noises and reduced stability.
  • Solution: Replace sway bar end links.
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: None Found
• Rear Shock Absorber Failure: Shock absorbers wear out and become less effective, resulting in a rough ride.
  • Solution: Replace rear shock absorbers.
  • Estimated Cost to Fix: $250 - $400+
  • Recalls: None Found

Electrical

• Battery Drain: Battery drains rapidly due to a faulty alternator or parasitic drain.
  • Solution: Replace alternator or repair parasitic drain.
  • Estimated Cost to Fix: $200 - $600+
  • Recalls: None Found
• Airbag Control Module Failure: Airbag control module malfunctions, causing airbags not to deploy in a collision.
  • Solution: Replace airbag control module.
  • Estimated Cost to Fix: $800 - $1200+
  • Recalls: NHTSA Campaign Number: 19V591000

Exterior

• Headlight Bulb Failure: Headlight bulbs burn out prematurely.
  • Solution: Replace headlight bulbs.
  • Estimated Cost to Fix: $50 - $100+
  • Recalls: None Found
• Antenna Base Corrosion: Antenna base corrodes, causing poor radio reception.
  • Solution: Replace antenna base.
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: None Found

Interior

• Plastic Trim Pieces Loose: Plastic trim pieces on the dashboard and door panels become loose or fall off.
  • Solution: Reattach or replace loose trim pieces.
  • Estimated Cost to Fix: $50 - $150+
  • Recalls: None Found
• Power Window Motor Failure: Power window motors fail, causing windows to become inoperable.
  • Solution: Replace power window motors.
  • Estimated Cost to Fix: $250 - $500+
  • Recalls: None Found

Summary:

The 2005 Buick Century has a few common issues that owners should be aware of, but overall, it is a reliable and comfortable vehicle. The most severe issues, such as the airbag control module failure, have been addressed by recalls. Repair costs for most issues range from $100 to $600+, with some exceptions. If you are considering purchasing a used Century, it is a good idea to have it inspected by a mechanic to identify any potential problems before purchase.