HELP!!DOES my 90 TPI MAP have a vacuum line that goes to it?
HELP!!DOES my 90 TPI MAP have a vacuum line that goes to it?
Putting car back together,can't seem to remember if my map had a vacuum line to it...everything else is hooked up right except a line that goes back into the loom toward the AC box and im assuming that is for the ac vent and whatnot..help me please,the stupid vacuum diagrams don't show a line to the MAP,thank you
Joined: May 2004
Posts: 2,262
Likes: 1
From: houston
Car: 83 POS monte carlo 2015 chevy P/U
Engine: 92 5.7 tpi 5.3
Transmission: 700r4 6L60E
Axle/Gears: 2.42 too high
your right, it doesn't show a vacuum hose going to the MAP.
it does have to have one.
here is a pic of a 92 TPI, its a little differnt but it should be close enough.
it does have to have one.
here is a pic of a 92 TPI, its a little differnt but it should be close enough.
Thanks alot..i'm still up in the air though......Do i just hook it to one of the ports right behind it?Does the fact that i am speed density affect anything?
Last edited by 87turboGN; Jan 6, 2007 at 07:49 PM.
Joined: May 2004
Posts: 2,262
Likes: 1
From: houston
Car: 83 POS monte carlo 2015 chevy P/U
Engine: 92 5.7 tpi 5.3
Transmission: 700r4 6L60E
Axle/Gears: 2.42 too high
i came off the vacuum port & put a T in the hose, one side goes to the MAP sensor & the other side goes to the hvac hose.
you do not want to T off the FPR for anything, if it starts leaking it would kill the MAP sensor or pump fuel inside the car if it was Teed into the hvac.
you do not want to T off the FPR for anything, if it starts leaking it would kill the MAP sensor or pump fuel inside the car if it was Teed into the hvac.
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