02 envoy 260,000 kms, i have noticed a gradual loss of power over last 40,000 km , just had tranny rebuilt so thats not it i believe, i've had the fan clutch issue before so i know thats not it, plugs have been replaced compression all around 170 on the highway it wouldn't go above 4000 rpms and is gutless going up a hill, i'm figuring the cat , going to check pressure at the o2 sensor but i'm not sure what it should be? i read it somewhere before but cant locate it now.....any thoughts?
thanks
oh btw i still get about about 600 k on a full tank on the highway i have the xl so ita an 85 litre tank
thanks
oh btw i still get about about 600 k on a full tank on the highway i have the xl so ita an 85 litre tank