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2004 Chevrolet Trailblazer Problems

Find the most common issues based on 2004 Chevrolet Trailblazer owner complaints.
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Most Common 2004 Chevrolet Trailblazer 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 module...
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...
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
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0 Known 2004 Chevrolet Trailblazer Brakes Problems

2 Known 2004 Chevrolet Trailblazer Drive Train Problems

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

4 Known 2004 Chevrolet Trailblazer 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 module...
One or more of the rear lights may be out due to a failed light socket plate. Our technicians tell us some 2002-2004 models were recalled for this issue. For more information on this recall, plea...
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. Replacing ...

5 Known 2004 Chevrolet Trailblazer Engine Problems

The cooling fan clutch may fail causing excessive fan noise and/or the Check Engine Light to illuminate.
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. Ou...

3 Known 2004 Chevrolet Trailblazer Exhaust & Emissions Problems

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

1 Known 2004 Chevrolet Trailblazer Heating & Air Conditioning Problem

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 2004 Chevrolet Trailblazer 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.

2 Known 2004 Chevrolet Trailblazer Miscellaneous Problems

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.

1 Known 2004 Chevrolet Trailblazer Suspension & Steering Problem

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

20
Known 2004 Chevrolet Trailblazer Problems & Complaints

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...
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.
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
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 module...
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. Ou...
The cooling fan clutch may fail causing excessive fan noise and/or the Check Engine Light to illuminate.
One or more of the rear lights may be out due to a failed light socket plate. Our technicians tell us some 2002-2004 models were recalled for this issue. For more information on this recall, plea...
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 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.
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. Replacing ...
Get a Repair Estimate
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RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
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