Question about 1998 Jeep Cherokee

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1998 jeep grand cherokee air conditioner vents close off when I

Press the gas pedal. when I let off the gas pedal it opens back up

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Either you don't have enough vacuum at the blend door motor or the motor itself is leaking and not staying applied.

Posted on Jun 20, 2009


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jeep cherokee sunroof motor -
Currently my sunroof is not functioning properly. I have a 1999 jeep Grand cherokeeLimited. The sunroof vents and opens (although it does not auto open ..

Nov 19, 2015 | 2004 Jeep Grand Cherokee

2 Answers

What is causing fuel neck kick back when fueling my 1999 jeep grand Cherokee

can i re-post the symtom for you.
at the gas stations the filler nozzle cuts off way too soon.
if this happens at all gas pumps/islands and gas stations.
the car has EVAP system failure.
and the valve that opens key off, allowing the vent at cap to work
is failing

Jul 27, 2015 | Jeep Cars & Trucks

1 Answer

Jeep 2004 grand Cherokee stalls after short distance? What could be the problem

no engine option stated, we can fix cars blind, and 2x blind is impossible.
Ill assume its USA car, and Gas engine, wow.
GAS 101
  1. lost 12vdc power to EFI system. dash goes dead, or HL dim.
  2. engine overheats and or compression loss hot.
  3. lost spark (ASD relay drops) the scan tool will TELL you way !
  4. lost fueling (ASD drops that too) or low fuel pressure.
  5. EGR stock open
  6. ISC stuck closed starving engine of fresh air.

but you never did test 1.
can you save the stall with a fast right foot. #6 hard but can, #7 super easy. to do, as foot pedal really is air.

Feb 19, 2015 | 2004 Jeep Grand Cherokee

1 Answer

Air conditioner damper

Could be a blend door problem under the dash.

Jun 17, 2013 | 1998 Jeep Grand Cherokee

1 Answer

AC/Heater blower fan stops blowing air into the cabin when I accelerate.

Usually a vac leak. I would check for a leak in the HVAC control system and the line thru the firewall to the engine.

Aug 17, 2012 | 1998 Jeep Grand Cherokee

1 Answer

My grand cherokee starting very well and turn off by it self

if you can keep it running by pressing on the gas pedal then clean the idle air control valve, IAC.
If, however, it runs for 2 seconds then shuts off and no amount of pressing the gas pedal helps then check your crank position sensor.

Jan 28, 2011 | 2000 Jeep Grand Cherokee

1 Answer

1998 Jeep Grand Cherokee spewing air from brake area

The boot seal that is on the pedal hinge and the brake booster might have ripped due to the extreme temps. Check the seal and make sure its still good.

Jan 07, 2010 | 1998 Jeep Grand Cherokee

2 Answers

Van air conditioner problem

hearter / ac door switch malfuncion

Aug 25, 2009 | 1998 Jeep Grand Cherokee

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