Cherokee | Forum profile

Most of the problems I have had with our jeeps are the fuel regulators going out. 92 cherokee, change it out twice, 93 cherokee, change both fuel pump and regulator out, 93 grand cherokee, 2 fuel pumps and 2 reg.,95 cherokee, fuel regulator. 89 comanche, fuel regulator. If the fuel pump is coming on, that is a good sign, but I would check your fuel pressure, this will tell you if your problem is fuel related or not. They sell fuel pressure...

Quote: Originally Posted by boman40 Have you checked your fuel pressure, I think it should be around 39 psi., If not, replace fuel filter and check, still not, check your fuel regulator by un plugging the vaccum line and either plug line or hold finger over it. if pressure goes up to 39 psi then replace regulator and check again. 37 to 39 psi is passing at idle. If fuel pressure is still low, replace fuel pump. This will require dropping the...