Recent content by WBB

  1. WBB

    Off Idle Hesitation

    Re: Off Idle Hesitation Update: No difference with O² sensor disconnected, still waiting to check fuel pressure.........
  2. WBB

    Off Idle Hesitation

    Re: Off Idle Hesitation Thanks........ Waiting for fuel pressure tester to test that. Does the Typhoon use a special hi-volume fuel pump? Any recommendations GM or aftermarket? If I pull O2 sensor when warm will ECM still lean mixture because of ECT input or would this temp. sensor be...
  3. WBB

    Off Idle Hesitation

    1992 Typhoon Recently bought truck has been sitting 2 yrs. and would crank but not start. Replaced plugs, rotor, cap, leads, and fuel filter. Will only start with shot of brake cleaner, after warm will start on own. Afterwards it will idle although fluctuating 800-1200 rpm. It has a severe off...
  4. WBB

    Off-Idle hesitation

    Re: Off-Idle hesitation 1992 Typhoon Recently bought truck has been sitting 2 yrs. and would crank but not start. Replaced plugs, rotor, cap, leads, and fuel filter. Will only start with shot of brake cleaner, after warm will start on own. Afterwards it will idle although fluctuating 800-1200...
  5. WBB

    Hard Start, Off Idle Hesitation

    1992 Typhoon Recently bought truck has been sitting 2 yrs. and would crank but not start. Replaced plugs, rotor, cap, leads, and fuel filter. Will only start with shot of brake cleaner, after warm will start on own. Afterwards it will idle although fluctuating 800-1200 rpm. It has a severe off...
  6. WBB

    Hard start, off idle stumble ???

    1992 Typhoon Recently bought truck has been sitting 2 yrs. and would crank but not start. Replaced plugs, rotor, cap, leads, and fuel filter. Will only start with shot of brake cleaner, after warm will start on own. Afterwards it will idle although fluctuating 800-1200 rpm. It has a severe off...
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