Re: jeep "97 grand cherokee
Chances are the pcm may have died. Have you tried having it scanned?
98 Platinum 5.9 GC-Flowmaster, clear corners, white face indigo gauges,relocated IAC, Accel coil, Summit 8mm wires, Mopar front tow hooks, Mopar Performance PCM, K&N Gen 2 FIPK
90 LX mustang notchback- Cobra intake, CAI, 1 3/4" long tube headers, off road h-pipe, 2 chamber Flowmasters, Griffin alu. rad, e-fan, 373 gears, sub frame connectors, underdrive pullies, autometer gauges