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Problems for specific GMC Savana 2500 years:

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Most reported 2005 GMC Savana 2500 problems

 

Verified for the GMC Savana 2500
Various electrical components under the front carpet/rubber mat may become damaged if excess water is used to clean the rear cargo area.
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Verified for the GMC Savana 2500

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 stop working.

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Verified for the GMC Savana 2500

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 additives. There are special procedures which may be able to restore the affected injector. If this fails the affected injector must be replaced.

11 Reports
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Verified for the GMC Savana 2500

A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.

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Verified for the GMC Savana 2500

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 pump module replaced on high mileage vehicles.

9 Reports
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Verified for the GMC Savana 2500

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 even if a fault code is set for only one bank of cylinders. Replacing only one valve may result in a return trip to the repair shop.

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