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2003 Chevrolet Express 1500 Problems

Find the most common issues based on 2003 Chevrolet Express 1500 owner complaints.
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Most Common 2003 Chevrolet Express 1500 Problems

One or more fuel injectors may become stuck closed causing an engine misfire and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additive...
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pum...
The tail light wiring harness in the cargo area is not protected very well. As a result it may become damaged due to normal wear a tear. This damage can causing some or all of the rear lights to ...
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0 Known 2003 Chevrolet Express 1500 Brakes Problems

1 Known 2003 Chevrolet Express 1500 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 2003 Chevrolet Express 1500 Electrical & Lights Problems

It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pum...
The tail light wiring harness in the cargo area is not protected very well. As a result it may become damaged due to normal wear a tear. This damage can causing some or all of the rear lights to ...
The headlight switch used on the Chevrolet Express is known to fail through normal operation. Since the headlight switch is also integrated into the interior lights, a malfunctioning switch can cau...

3 Known 2003 Chevrolet Express 1500 Engine Problems

One or more fuel injectors may become stuck closed causing an engine misfire and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additive...
The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.

1 Known 2003 Chevrolet Express 1500 Exhaust & Emissions Problem

One or both secondary air injection check valves may become restricted causing poor air flow resulting in illumination of the Check Engine Light. It is often recommend to replace both check valves...

1 Known 2003 Chevrolet Express 1500 Heating & Air Conditioning Problem

Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.

0 Known 2003 Chevrolet Express 1500 Maintenance Problems

2 Known 2003 Chevrolet Express 1500 Miscellaneous Problems

Various electrical components under the front carpet/rubber mat may become damaged if excess water is used to clean the rear cargo area.
Our technicians recommend flushing the brake fluid every 60,000 miles. Brake fluid that is dirty may cause problems in the brake system.

0 Known 2003 Chevrolet Express 1500 Suspension & Steering Problems

11
Known 2003 Chevrolet Express 1500 Problems & Complaints

One or more fuel injectors may become stuck closed causing an engine misfire and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additive...
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pum...
The headlight switch used on the Chevrolet Express is known to fail through normal operation. Since the headlight switch is also integrated into the interior lights, a malfunctioning switch can cau...
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.
One or both secondary air injection check valves may become restricted causing poor air flow resulting in illumination of the Check Engine Light. It is often recommend to replace both check valves...
The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the fuel filter every 30,000 miles to help prevent undue strain on the fuel pump.
Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.
The tail light wiring harness in the cargo area is not protected very well. As a result it may become damaged due to normal wear a tear. This damage can causing some or all of the rear lights to ...
Our technicians recommend flushing the brake fluid every 60,000 miles. Brake fluid that is dirty may cause problems in the brake system.
Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.
Various electrical components under the front carpet/rubber mat may become damaged if excess water is used to clean the rear cargo area.
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
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