2012 Jeep Liberty Sport 4dr SUV 3.7L V6 4-speed Automatic "manifold work" Questions

...block long. or long with all manifold.??????? the 3.7L fit , work, run, run perfect and pass smog? (all diffrent)! in some states they check engine serials and dont allow, down grades. (calif is

work for me because I was deployed. Anybody got any ideas? it is multiple misfires on cylinders(random). this can be due to your vacuum leak over somehere on intake manifold. you can diagnose leaks by

...I fix it. I went to get the code checked and cleared it has not come back on yet. The MAP sensor (MANIFOLD ABSOLUTE PRESSURE) changes voltage or frequency as intake manifold pressure changes (air ...

...seat lodged the intake valve open and all the fuel air mixture started igniting inside the intake manifold and destroyed the intake manifold giving way to a huge intake hole which causes the engine ...

...Temperature (ECT) sensor on the 3.7L engine is installed into a water jacket at front of intake manifold. if the fan comes on then the problem is in the sensor. You did the relay which is the

...work,waste of money. The part is called the cylinder head. They are about 500 USD used or rebuilt. Then you have gaskets for the head, the intake and exhaust manifold, new head bolts and labor. The ...

...manifold to the firewall. These hoses provide the vacuum necessary to switch the blower doors to the heat and vent position. It is most likely a loose or cracked hose because the vacuum pulled by the ...

...work - but as I say crankshaft sensor is where I would be looking first. If the stored codes confirm this then you have your answer. Thanks for using FixYa. Could also be your air idle valve located ...

...For lack of idle, first check for vacuum leaks on both ends of any hose connected to the intake manifold. If no leaks, recommend you remove the idle air control valve and clean the valve,