1996 Mercury Grand Marquis

1996 Mercury Grand Marquis

The 1996 Mercury Grand Marquis is a full-size luxury sedan known for its spacious interior, smooth ride, and powerful V8 engine. It is available with two engine options: a 4.6L V8 with 220 horsepower and 290 lb-ft of torque and a 4.6L V8 with 235 horsepower and 300 lb-ft of torque. Transmission options include a 4-speed automatic and a 5-speed automatic.

Engine

4.6L V8 220 HP

• Intake Manifold Gasket Leak: Oil or coolant leaking from the intake manifold gasket. Symptoms include a rough idle, loss of power, and a burning smell. Solution: Replace the intake manifold gasket. Estimated Cost to Fix: $400 - $600+
• EGR Valve Failure: The EGR valve fails to open or close properly, causing the engine to run roughly and produce excessive emissions. Solution: Replace the EGR valve. Estimated Cost to Fix: $200 - $400+
• Head Gasket Failure: The head gasket fails, causing coolant and oil to leak into the combustion chambers. Symptoms include overheating, white smoke from the exhaust, and a drop in coolant level. Solution: Replace the head gasket. Estimated Cost to Fix: $1500 - $2500+
• Timing Chain Tensioner Failure: The timing chain tensioner fails, causing the timing chain to become loose and skip teeth. Symptoms include a rattling noise from the engine and a loss of power. Solution: Replace the timing chain tensioner. Estimated Cost to Fix: $600 - $1200+
• Intake Manifold Runner Control Valve Failure: The intake manifold runner control valve fails, causing the engine to run poorly at idle and low speeds. Solution: Replace the intake manifold runner control valve. Estimated Cost to Fix: $200 - $400+

4.6L V8 235 HP

• No Issues Found

Transmission

4-Speed Automatic

• Torque Converter Clutch Failure: The torque converter clutch fails, causing the transmission to slip and shudder. Symptoms include a lack of acceleration, a burning smell, and a rough shift. Solution: Replace the torque converter. Estimated Cost to Fix: $1200 - $2000+
• Transmission Control Module Failure: The transmission control module (TCM) fails, causing the transmission to shift erratically or not at all. Symptoms include a lack of power, a rough shift, and a check engine light. Solution: Replace the TCM. Estimated Cost to Fix: $400 - $800+
• Valve Body Failure: The valve body fails, causing the transmission to shift erratically or not at all. Symptoms include a lack of power, a rough shift, and a check engine light. Solution: Replace the valve body. Estimated Cost to Fix: $600 - $1200+

5-Speed Automatic

• Overdrive Planetary Gear Failure: The overdrive planetary gear fails, causing the transmission to slip in overdrive. Symptoms include a lack of acceleration in overdrive and a whining noise from the transmission. Solution: Replace the overdrive planetary gear. Estimated Cost to Fix: $1200 - $1800+
• Differential Pinion Shaft Bearing Failure: The differential pinion shaft bearing fails, causing the transmission to make a whining or howling noise. Symptoms include a lack of power and a rough shift. Solution: Replace the differential pinion shaft bearing. Estimated Cost to Fix: $400 - $800+

Suspension

• Front Suspension Strut Mount Failure: The front suspension strut mount fails, causing the suspension to clunk and rattle over bumps. Symptoms include a clunking or rattling noise from the front end and a decrease in handling. Solution: Replace the strut mount. Estimated Cost to Fix: $200 - $400+
• Rear Suspension Control Arm Bushing Failure: The rear suspension control arm bushings fail, causing the suspension to creak and groan over bumps. Symptoms include a creaking or groaning noise from the rear suspension and a decrease in handling. Solution: Replace the control arm bushings. Estimated Cost to Fix: $300 - $500+
• Sway Bar Link Failure: The sway bar links fail, causing the suspension to clunk and rattle over bumps. Symptoms include a clunking or rattling noise from the suspension and a decrease in handling. Solution: Replace the sway bar links. Estimated Cost to Fix: $200 - $400+

Electrical

• Headlight Switch Failure: The headlight switch fails, causing the headlights to not turn on or to stay on all the time. Symptoms include no headlights, headlights that stay on all the time, or headlights that flicker. Solution: Replace the headlight switch. Estimated Cost to Fix: $100 - $200+
• Power Window Motor Failure: The power window motor fails, causing the power windows to not work. Symptoms include no power windows or power windows that work intermittently. Solution: Replace the power window motor. Estimated Cost to Fix: $200 - $400+
• Battery Drain: A faulty component or system drains the battery, causing the car to not start. Symptoms include a dead battery or a battery that drains quickly. Solution: Find and fix the faulty component or system. Estimated Cost to Fix: Varies depending on the cause

Exterior

• Door Handle Failure: The door handles fail, causing the doors to not open or close properly. Symptoms include the door handle feeling loose or broken and the door not opening or closing smoothly. Solution: Replace the door handle. Estimated Cost to Fix: $100 - $200+
• Trunk Lid Lock Failure: The trunk lid lock fails, causing the trunk lid to not open. Symptoms include the trunk lid not opening or the key not turning in the lock. Solution: Replace the trunk lid lock. Estimated Cost to Fix: $200 - $400+
• Molding Clips Failure: The molding clips fail, causing the bumpers and trim to come loose. Symptoms include the bumpers or trim hanging or rattling. Solution: Replace the molding clips. Estimated Cost to Fix: $50 - $150+

Interior

• Heater Core Failure: The heater core fails, causing the heater to not blow hot air. Symptoms include no heat from the heater or a sweet smell from the vents. Solution: Replace the heater core. Estimated Cost to Fix: $600 - $1000+
• Air Conditioning Compressor Failure: The air conditioning compressor fails, causing the air conditioning to not blow cold air. Symptoms include no cold air from the air conditioning or a whining noise from the compressor. Solution: Replace the air conditioning compressor. Estimated Cost to Fix: $800 - $1200+
• Power Seat Failure: The power seat motor or switch fails, causing the power seat to not adjust. Symptoms include the power seat not moving or the power seat moving intermittently. Solution: Replace the power seat motor or switch. Estimated Cost to Fix: $200 - $400+

Summary

The 1996 Mercury Grand Marquis is a comfortable and spacious vehicle, but it has several common issues, especially with the engine, transmission, and electrical systems. The severity of these issues ranges from minor (faulty door handles) to major (transmission failure), with the cost of repairs varying depending on the issue. Overall, the Grand Marquis is a reliable car, but it is important to be aware of these potential problems before purchasing one.