The leading chevrolet community for owners and enthusiasts. Truck, gmt 400, 800, & 900 Proair has designed this manual to assist in diagnosing and servicing our rear heat/cool units In a fuel injected fuel system, the fuel filter is extremely important It is critical in keeping contaminants and particles from clogging injectors or other parts of the fuel system The fuel filter is recommended to be replaced every 30,000 miles or 30 months
Here is how to replace the fuel filter to keep your fuel system.
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