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1996 Mercury Grand Marquis Problems

Find the most common issues based on 1996 Mercury Grand Marquis owner complaints.
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Most Common 1996 Mercury Grand Marquis Problems

The 1996-2001 Mercury Grand Marquis with a 100% plastic intake manifold is known for engine overheating, even with normal use, and a coolant leak from the front of the manifold. This will often tr...
Transmission problems are common in this model, often as a result of a failed front pump. The pump loses its ability to create hydraulic pressure, which an automatic transmission needs to function....
A spring in the seat belt buckle may wear or fail, causing the airbag light on the instrument panel to illuminate. Failed buckles will require replacement.
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Common 1996 Mercury Grand Marquis Repair Estimates

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0 Known 1996 Mercury Grand Marquis Brakes Problems

1 Known 1996 Mercury Grand Marquis Drive Train Problem

Transmission problems are common in this model, often as a result of a failed front pump. The pump loses its ability to create hydraulic pressure, which an automatic transmission needs to function....

3 Known 1996 Mercury Grand Marquis Electrical & Lights Problems

A spring in the seat belt buckle may wear or fail, causing the airbag light on the instrument panel to illuminate. Failed buckles will require replacement.
The engine may overheat at idle when the AC is on. A new, upgraded fan motor and resistor may be required to correct this concern.

7 Known 1996 Mercury Grand Marquis Engine Problems

The 1996-2001 Mercury Grand Marquis with a 100% plastic intake manifold is known for engine overheating, even with normal use, and a coolant leak from the front of the manifold. This will often tr...
The throttle position sensor (TPS) may fail. Common symptoms of a defective TPS can be rough idle, hard starting, hesitation on acceleration, poor fuel economy, and stalling.
Bad spark plugs or an ignition coil can cause ignition misfire, which will illuminate the Check Engine Light.

0 Known 1996 Mercury Grand Marquis Exhaust & Emissions Problems

0 Known 1996 Mercury Grand Marquis Heating & Air Conditioning Problems

0 Known 1996 Mercury Grand Marquis Maintenance Problems

0 Known 1996 Mercury Grand Marquis Miscellaneous Problems

0 Known 1996 Mercury Grand Marquis Suspension & Steering Problems

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Known 1996 Mercury Grand Marquis Problems & Complaints

The 1996-2001 Mercury Grand Marquis with a 100% plastic intake manifold is known for engine overheating, even with normal use, and a coolant leak from the front of the manifold. This will often tr...
Transmission problems are common in this model, often as a result of a failed front pump. The pump loses its ability to create hydraulic pressure, which an automatic transmission needs to function....
A spring in the seat belt buckle may wear or fail, causing the airbag light on the instrument panel to illuminate. Failed buckles will require replacement.
The engine may overheat at idle when the AC is on. A new, upgraded fan motor and resistor may be required to correct this concern.
The throttle position sensor (TPS) may fail. Common symptoms of a defective TPS can be rough idle, hard starting, hesitation on acceleration, poor fuel economy, and stalling.
The heater hose outlet may leak coolant at the back of the intake manifold. Sometimes this is misdiagnosed as a leaking intake manifold gasket because it resembles a leaking manifold.
Bad spark plugs or an ignition coil can cause ignition misfire, which will illuminate the Check Engine Light.
The Mercury Grand Marquis 4.6L V8 engine is known for displaying the normal symptoms of a coolant leak, including overheating, especially when the vehicle is idling, the strong smell of coolant fro...
The EGR valve position (EVP) sensor can fail on this vehicle. The EVP sensor measures the EGR valve position and transmits the date to the engine control computer. If it fails, drivability and fuel...
An oil leak may develop from the the right side head gasket. Oil from this type of leak will commonly drip onto the starter. Our technician tell us an updated head gasket is available to correct ...
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