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2005 Buick Rainier Problems

Find the most common issues based on 2005 Buick Rainier owner complaints.
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Most Common 2005 Buick Rainier Problems

On vehicles equipped with rear air springs, the air compressor may fail causing the rear suspension to sit low.
The fuel level sensor in the fuel tank may fail causing erratic fuel gauge operation. Our technicians tell us that on high mileage vehicles you may wish to replace the complete fuel pump modu...
Owners have reported several instances of the air conditioning not blowing through main dash vents, or only blowing through the floor and defrost vents. Often this is experienced after replacement ...
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0 Known 2005 Buick Rainier Brakes Problems

1 Known 2005 Buick Rainier Drive Train Problem

Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.

3 Known 2005 Buick Rainier Electrical & Lights Problems

The fuel level sensor in the fuel tank may fail causing erratic fuel gauge operation. Our technicians tell us that on high mileage vehicles you may wish to replace the complete fuel pump modu...
Electrical power may be lost to the interior of the vehicle due to a blown 125 amp fuse located at the under hood fuse box. This fuse can blow if jumper cables are connected incorrectly. Replac...
One or more of the rear lights may be out due to a failed light socket plate.

3 Known 2005 Buick Rainier Engine Problems

The cooling fan clutch may fail causing excessive fan noise and/or the Check Engine Light to illuminate.
The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engine Light to illuminate. Replacement of the cylinder head may be required to correct this concern.
The variable valve timing camshaft actuators may stick due to dirty engine oil or a faulty control solenoid. A sticking actuator may cause a rough idle and the Check Engine Light to illuminate. Our...

1 Known 2005 Buick Rainier Exhaust & Emissions Problem

A Loose or worn gas cap may cause Check Engine Light to illuminate.

2 Known 2005 Buick Rainier Heating & Air Conditioning Problems

Owners have reported several instances of the air conditioning not blowing through main dash vents, or only blowing through the floor and defrost vents. Often this is experienced after replacement ...
The HVAC blower motor may stop working at one or more speeds due to a faulty blower motor resistor block. Our technicians recommend to confirm the resistor is at fault by first checking the o...

2 Known 2005 Buick Rainier Maintenance Problems

GM recommends replacing the engine coolant at 100,000 miles; however, our technicians tell us that the coolant may become contaminated and require a complete cooling system flush every 60,000 to 70...
Brake fluid will get dirty and can cause problems in the brake system; it should be flushed every 60,000 miles.

1 Known 2005 Buick Rainier Miscellaneous Problem

The CD player in the radio may fail. Our technicians tell us that the radio will need to be removed and sent out to a radio repair shop to correct this condition.

2 Known 2005 Buick Rainier Suspension & Steering Problems

On vehicles equipped with rear air springs, the air compressor may fail causing the rear suspension to sit low.

15
Known 2005 Buick Rainier Problems & Complaints

On vehicles equipped with rear air springs, the air compressor may fail causing the rear suspension to sit low.
The engine may develop a misfire due to worn valve seats. This fault will cause the Check Engine Light to illuminate. Replacement of the cylinder head may be required to correct this concern.
Owners have reported several instances of the air conditioning not blowing through main dash vents, or only blowing through the floor and defrost vents. Often this is experienced after replacement ...
Electrical power may be lost to the interior of the vehicle due to a blown 125 amp fuse located at the under hood fuse box. This fuse can blow if jumper cables are connected incorrectly. Replac...
The cooling fan clutch may fail causing excessive fan noise and/or the Check Engine Light to illuminate.
The HVAC blower motor may stop working at one or more speeds due to a faulty blower motor resistor block. Our technicians recommend to confirm the resistor is at fault by first checking the o...
GM recommends replacing the engine coolant at 100,000 miles; however, our technicians tell us that the coolant may become contaminated and require a complete cooling system flush every 60,000 to 70...
The fuel level sensor in the fuel tank may fail causing erratic fuel gauge operation. Our technicians tell us that on high mileage vehicles you may wish to replace the complete fuel pump modu...
The variable valve timing camshaft actuators may stick due to dirty engine oil or a faulty control solenoid. A sticking actuator may cause a rough idle and the Check Engine Light to illuminate. Our...
A Loose or worn gas cap may cause Check Engine Light to illuminate.
The CD player in the radio may fail. Our technicians tell us that the radio will need to be removed and sent out to a radio repair shop to correct this condition.
One or more of the rear lights may be out due to a failed light socket plate.
Brake fluid will get dirty and can cause problems in the brake system; it should be flushed every 60,000 miles.
Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.
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