99 merc cougar 2.5 M/T
gas mileage has gone from high 20’s to 12-14 I nee help? also is it possible for o2 sensor to be culprit with out sending… Read More »99 merc cougar 2.5 M/T
gas mileage has gone from high 20’s to 12-14 I nee help? also is it possible for o2 sensor to be culprit with out sending… Read More »99 merc cougar 2.5 M/T