2002 Mercury Grand Marquis

Introduction:

The 2002 Mercury Grand Marquis is a full-size luxury sedan powered by a standard 4.6-liter V8 engine paired with a 4-speed automatic transmission. It offers a spacious cabin, comfortable ride, and a powerful engine. However, it has received criticism for its dated design and subpar fuel economy.

Engine:

4.6-liter V8

Valve Cover Gasket Leak: Description/Symptoms: Oil seeping or leaking from the valve cover gaskets, causing a burning oil smell and reduced oil levels. Solution: Replace valve cover gaskets and bolts. Estimated Cost to Fix: $250 - $400 Recalls: None Found

Intake Manifold Gasket Leak: Description/Symptoms: Coolant leaking from the intake manifold gasket, causing overheating, poor performance, and a sweet smell. Solution: Replace intake manifold gasket. Estimated Cost to Fix: $300 - $500 Recalls: None Found

Transmission:

4-Speed Automatic

Torque Converter Shudder: Description/Symptoms: Vibration or shuddering during acceleration, especially at low speeds. Solution: Replace torque converter. Estimated Cost to Fix: $800 - $1200 Recalls: None Found

Valve Body Failure: Description/Symptoms: Erratic shifting, slipping, or delayed engagement. Solution: Replace or rebuild valve body. Estimated Cost to Fix: $400 - $800 Recalls: None Found

Suspension:

Strut Mount Bearing Failure: Description/Symptoms: Squeaking or rattling noises from the front suspension, especially during turns. Solution: Replace strut mount bearing. Estimated Cost to Fix: $200 - $300 Recalls: None Found

Lower Control Arm Bushing Wear: Description/Symptoms: Increased vibration and noise during braking or acceleration. Solution: Replace lower control arm bushings. Estimated Cost to Fix: $150 - $250 Recalls: None Found

Electrical:

Alternator Failure: Description/Symptoms: Dimming headlights, flickering dashboard lights, and difficulty starting the vehicle. Solution: Replace alternator. Estimated Cost to Fix: $300 - $500 Recalls: None Found

Battery Corrosion: Description/Symptoms: Difficulty starting the vehicle, loose or corroded battery terminals. Solution: Clean or replace battery terminals and cables. Estimated Cost to Fix: $50 - $150 Recalls: None Found

Exterior:

Door Handle Failure: Description/Symptoms: Difficulty opening doors, handles breaking or becoming loose. Solution: Replace door handles. Estimated Cost to Fix: $100 - $200 Recalls: None Found

Rear Window Defroster Failure: Description/Symptoms: Rear window defroster not working, reduced visibility during cold weather. Solution: Replace rear window defroster grid or wiring. Estimated Cost to Fix: $200 - $300 Recalls: None Found

Interior:

Power Window Failure: Description/Symptoms: Power windows not functioning properly, stuck open or closed. Solution: Replace power window motor or switch. Estimated Cost to Fix: $200 - $400 Recalls: None Found

Dashboard Clock Failure: Description/Symptoms: Digital dashboard clock not displaying correctly or not working at all. Solution: Replace dashboard clock module. Estimated Cost to Fix: $100 - $200 Recalls: None Found

Summary:

The 2002 Mercury Grand Marquis has a number of potential issues, particularly with the engine, transmission, and suspension. While some issues are relatively minor and inexpensive to fix, others can be more severe and costly. Overall, the reliability of the Grand Marquis is average, with some owners reporting trouble-free ownership while others experience multiple problems.