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1990 Jeep Cherokee Pioneer 4.0L Hesitation, Cuts out
Posted to Chrysler Driveability on 6/17/2013 15 Replies

Car was brought in for stalling and back fire under load. Fuel pressure was 15 psi with or without vac hose. After new pump and regulator were replaced the pressure was only 25 psi instead of 35 psi, but the engine runs normal and no back fire when rev it up. ...

FIX posted 7/2/2013

15 Replies Received (View Replies)

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car Vehicle Data

1990 Jeep Cherokee Pioneer

Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
SymptomsHesitation, Cuts Out
OccursUnder Load