2004 Pontiac Grand Prix

Introduction:

The 2004 Pontiac Grand Prix is a mid-size sedan that was powered by a variety of V6 engines paired with automatic transmissions. It was known for its spacious interior, comfortable ride, and affordable price. However, like many vehicles, it had its share of common issues.

Engine

• 3.8L V6
  • Intake Manifold Gasket Failure: The intake manifold gasket can fail, causing a vacuum leak and resulting in rough idle, stalling, and decreased engine power.
    • Solution: Replace the intake manifold gasket.
    • Estimated Cost to Fix: $300 - $500+
    • Recalls: None Found
• 4.2L V6
  • Valve Cover Gasket Leak: The valve cover gasket can leak oil, leading to a burning oil smell and reduced engine oil levels.
    • Solution: Replace the valve cover gasket.
    • Estimated Cost to Fix: $200 - $300+
    • Recalls: None Found

Transmission

• 4-Speed Automatic Transmission (4T65E)
  • Torque Converter Shudder: The torque converter can develop a shudder, especially when shifting between gears.
    • Solution: Replace the torque converter or rebuild the transmission.
    • Estimated Cost to Fix: $1,000 - $2,500+
    • Recalls: None Found
• 5-Speed Automatic Transmission (5L50E)
  • No Major Issues Found

Suspension

• Front Suspension:
  • Strut Mount Failure: The strut mounts can fail, causing a clunking noise and reduced stability.
    • Solution: Replace the strut mounts.
    • Estimated Cost to Fix: $250 - $500+
    • Recalls: None Found

Electrical

• Battery Drain: The battery can drain prematurely due to a faulty alternator or a parasitic draw. * Solution: Diagnose and repair the source of the battery drain. * Estimated Cost to Fix: Varies depending on the cause * Recalls: None Found
• Headlight Switch Failure: The headlight switch can fail, resulting in intermittent or complete loss of headlights. * Solution: Replace the headlight switch. * Estimated Cost to Fix: $150 - $250+ * Recalls: None Found

Exterior

• Door Handle Breakage: The exterior door handles can break off due to weak plastic construction. * Solution: Replace the door handle. * Estimated Cost to Fix: $100 - $200+ * Recalls: None Found
• Trunk Lid Rust: The trunk lid can rust around the corners and edges. * Solution: Repair or replace the trunk lid. * Estimated Cost to Fix: Varies depending on the extent of damage * Recalls: None Found

Interior

• Climate Control Malfunction: The climate control system can malfunction, causing erratic temperature control or failure to blow air. * Solution: Diagnose and repair the climate control module or replace the HVAC actuator. * Estimated Cost to Fix: $200 - $500+ * Recalls: None Found
• Power Window Failure: The power window motors or switches can fail, resulting in inoperable windows. * Solution: Replace the window motor or switch. * Estimated Cost to Fix: $200 - $400+ * Recalls: None Found

Summary:

The 2004 Pontiac Grand Prix has some common issues, but they are generally not severe and can be repaired at a reasonable cost. The most common issues are related to the intake manifold gasket, valve cover gasket, torque converter, and door handles. Overall, the Grand Prix is a reliable vehicle with a comfortable interior and a good value for the money.