Questions & Answers for: Dodge Grand Caravan vacuum leak

...Vacuum leak at intake manifold and vacuum hose. Bad Idle Air Control Motor (IAC) Low compression (170 psi + is OK) Start cleaning and repair these trouble spots and see is there any improvement. ==== ...

...Leak detection pump switch or mechinical failure: You were in the area of the ldp solenoid. ts a electrical switch with 2 wires and 2 vacuum lines connected to it. I would follow those lines and make ...

...leak). Check around the fuel tank and by the vacuum cannister. you may be able to smell the fuel. You will have to go to the underneath van to find the cracked/unplugged hose. sometimes it could just ...

...cause a vacuum leak that will affect engine performance and possibly cause the check engine light to come on. If you can, replace it with a rubber vacuum hose and get rid of that hard plastic

while I would start with the pugre solenoid. If you have a vacuum leak there it would go from small to gross. Small leaks are checked by the ECM constantly, gross leaks are some that has broke/cracked

...is if a/c or heater is off it doesn't act up Check your EGR and MAP sensors. This sounds like a Vacuum problem. Check your vacuum lines for leaks and disconnected hoses or cracks in the hoses. ...

engine idles high The most common cause of this is an engine vacuum leak. Check the intake manifold for leaks and the vacuum hoses from it.

...Vacuum Leak Detection (NVLD)? Mechanic wants to change Natural Vacuum Leak Detection (NVLD) to fix P0441 code. Does this make any sense? Look at the following link. It definatly does make sence but ...

leak---wiring --- MAP pr BARO sensor problems intake leaks( vacuum leaks)can be purge vent leaks, transmission actuator leaks , dash vent controls vacuum leaks exhaust could be cracked flex section of

...directs the flow of air is stuck in the vent position. It may be motorized or powered by engine vacuum. If my car I would find out exactly how the mechanism works for my model and armed with that ...