The car in question is a 02 malibu 3100, my dd it runs okey but botton in power seams to be lacking and the vacuum reading is low especially during cruise, checked for vacuum leaks ,compression check leakdown check everything is good. talking to some knowledgable people that say its because the...
I am going to advance the cam in my 02 malibu 3100 using a offset key on the crankshaft. will somebody tell me if i'm right or wrong. turnig the cam against rotation using a bushing will advance the cam,so using a offset key on the crank i should rotate the crank with rotation right or wrong. If...
What i'm going to do is first look at the timing chain and i might advanve the cam a couple degrees. I had the low vacuum before i installed the the headers. The car doesn't have much botton end power, works better at higher rpm.
I agree with the statement,if its not broke don't fix it. I have the corect pcv. I also installed headers and a 2.5 inch exhaust without a convertor. The fact that it has low vacuum during cruise is what makes me try to find the problem. actually the car operates in a normal way. The only...
Your right on the 14 in. hg. I checked my guage a couple weeks ago against known accurate guage and its very close, i also have a scanner-programer for the car , my intake air counts are 9 -10 when they should be 20-25. I checked the compression,there are 5 cylinders from 154 to 158 and one at...
I have a o2 chevy malibu with a 3100 v6 motor. the vacuum reading at idle is just over 14 lbs which i consider low i beleive it should be about 18. the motor is in good condition doesn't use any oil, just a normal motor except for the low vacumm reading, the reading is also low under cruise...
