03 ML RUNNING ROUGH ON 1/4 GAS TANK GAS
WHEN GAS TANK IS FULL RUNS PERFECT ,WHEN GAS GOS LOW TO 1/4 OR LESS OF GAS TANK START RUNNING ROUGH ON STOP ALMOST DIEING BUT IDLE GOES UP AGIAN AND RUND OK TILL FEW STOP AGAIN SAME PROBLEM
replace fuel filter !!!! ... check pump pressure...a full tank of gas will help a weak pump to puse more fule
THANKS,I WILL TRY FIRST WITH FUEL FILTER AND HOPE ITS NOT THE FUEL PUMP
also...is it in good turue ? its easy to change those spatk plugs and look for a vacuum leak...kelly
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