Gm 3400 vacuum diagram. If you have the 3400 dual overhead cam engine dohc then you have a lower intake leaking vacuum. 3100 sfi v6 vacuum diagram. Cutlass malibu el camino caballero grand prix regal monte carlo and bonneville. 1997 99 chevrolet buick with 31l vin m engine.
Gm put these engines in a lot of their cars and minivans. Classic g body garage is your official automotive g spot for all 78 88 g body cars including. I tried to find a diagram its in between alternator and coil packs. In most gm vehicles only two vacuum lines pass through the firewall.
It is used in many buick pontiac chevrolet and oldsmobile cars. Access our free vacuum diagrams repair guide for buick century chevrolet lumina pontiac grand prix and oldsmobile intrigue 1997 2000 through autozone rewards. I need a 1987 chevy s10 vacuum hose routing diagram. Need a vacuum diagram for chevy impala 3400 trying to figure our where the lines run chevrolet impala question.
The 34 liter 3400 la1 v6 engine has the map sensor mounted on a rubber tee that connects directly to a nipple on the rear of the upper intake manifold. 3400 gm vacuum diagrams pontiac cars trucks question. Whether your a g. Gm 3400 coil pack wiring diagram.
Opening up a discussion and repair blog on the 34 liter gm engine. The other line from the tee is a plastic vacuum line that goes to the fuel pressure regulato. Repair manuals engine diagram engine scheme wiring harness fuse box vacuum diagram. Seafoam take in via the vacuum hose.
Pontiac aztec 3400 leaks coolant when the motor is warm back behind the back head up by the valve cover behind the alternator there is no coolant in the oil but dont leak when the car is cold and havent been running cant find or see what would be causing this problem. Gm 34l engine belt routing diagram. This is the routing of the serpentine belt on the gm 3400 v6 engine.