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1990 Buick Skylark Problems

Find the most common issues based on 1990 Buick Skylark owner complaints.
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Most Common 1990 Buick Skylark Problems

A door window may move slowly or stop in mid travel due to a failing power window motor. The affected window may start working again after the motor cools off. Replacing the faulty window motor...
A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.
The heater core under the right side of the dashboard may leak engine coolant which can puddle on the passenger front floor. The loss of coolant may cause an engine overheating condition. Our tech...
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1 Known 1990 Buick Skylark Brakes Problem

Front brake rotors can wear causing a pulsation felt in the brake pedal. Our technicians often recommend replacement of the front rotors and brake pads as the best option to correct this condition.

3 Known 1990 Buick Skylark Drive Train Problems

An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler ...
The torque converter clutch can stick "on" after extended freeway driving causing the engine to stall when coming to a stop. Our technicians tell us when this occurs, the engine usually will rest...
You may be able to prevent transmission problems by servicing the transmission and inspecting the fluid every 30,000 miles. If the fluid is dark or burned then the transmission system should be com...

2 Known 1990 Buick Skylark Electrical & Lights Problems

A door window may move slowly or stop in mid travel due to a failing power window motor. The affected window may start working again after the motor cools off. Replacing the faulty window motor...
If the ABS light on the instrument panel illuminates, our technicians recommend checking the brake lamps first. It could indicate that a brake light is not working or has burned out.

13 Known 1990 Buick Skylark Engine Problems

A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.
The ignition coil housing may fail causing an engine misfire on one or more cylinders.
The 2.3L 4 cylinder engine can be prone to head gasket failure. This can result in coolant loss and engine overheating.

2 Known 1990 Buick Skylark Exhaust & Emissions Problems

Exhaust manifold may crack causing an exhaust leak . This could affect the oxygen sensor performance and cause a drivability concern.
The oxygen sensor can fail causing Check Engine Light illumination and the engine to run rich (burn more fuel than normal).

1 Known 1990 Buick Skylark Heating & Air Conditioning Problem

The heater core under the right side of the dashboard may leak engine coolant which can puddle on the passenger front floor. The loss of coolant may cause an engine overheating condition. Our tech...

1 Known 1990 Buick Skylark Maintenance Problem

Brake fluid can become dirty and may cause problems in the brake system; it should be flushed every 60,000 miles.

1 Known 1990 Buick Skylark Miscellaneous Problem

The head light assembly may not be installed correctly after a head light bulb is replaced causing the head light aim to be incorrect.

2 Known 1990 Buick Skylark Suspension & Steering Problems

The high pressure power steering hose will commonly leak fluid; it should be replaced.
The front struts may show signs of wear, or be excessively bouncy ride at freeway speeds. This may begin to occur at around 75,000 miles.

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Known 1990 Buick Skylark Problems & Complaints

A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.
A door window may move slowly or stop in mid travel due to a failing power window motor. The affected window may start working again after the motor cools off. Replacing the faulty window motor...
The torque converter clutch can stick "on" after extended freeway driving causing the engine to stall when coming to a stop. Our technicians tell us when this occurs, the engine usually will rest...
The high pressure power steering hose will commonly leak fluid; it should be replaced.
This engine may leak oil from the valve cover gasket.
The intake manifold gasket can develop external engine oil leaks. The intake manifold will need to be removed and the gaskets replaced to correct this issue.
The fuel pump may fail causing engine to stall and not restart.
The heater core under the right side of the dashboard may leak engine coolant which can puddle on the passenger front floor. The loss of coolant may cause an engine overheating condition. Our tech...
Fuel injectors can short-circuit electrically causing a rougher than normal idle and reduced performance.
The front struts may show signs of wear, or be excessively bouncy ride at freeway speeds. This may begin to occur at around 75,000 miles.
Front brake rotors can wear causing a pulsation felt in the brake pedal. Our technicians often recommend replacement of the front rotors and brake pads as the best option to correct this condition.
Brake fluid can become dirty and may cause problems in the brake system; it should be flushed every 60,000 miles.
The oxygen sensor can fail causing Check Engine Light illumination and the engine to run rich (burn more fuel than normal).
An automatic transmission fluid leak may develop from the rubber section of a transmission cooler line. In some cases the rubber section of hose can be replaced. In others, the complete cooler ...
The ignition coil housing may fail causing an engine misfire on one or more cylinders.
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