how to release fuel system pressure so i can change the fuel filter on 2004 Buick Rainier

need to change fuel filter but don't know how to relieve the pressure

by in Exeter, RI on July 29, 2011
1 answer
ANSWER by on July 29, 2011
Loosen the fuel filler cap to release the fuel tank pressure. Remove the fuel pump relay from the junction block. Crank the engine, allowing it to start and stall. Crank the engine for an additional 3 seconds to relieve any remaining fuel pressure.

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