20 Most Recent 1994 GMC Yukon Questions & Answers

I hope I can help you with your question I believe I can first and foremost if you're having trouble starting your car on cold mornings it's probably going to be a clogged fuel filter or bad fuel pump about to go out you're having symptoms as you described and then whenever you're at 55° things start to warm up and you can start your car okay the filter is so clogged up imagine that look looking like a blood vessel okay when you have a clog in it it doesn't allow the blood to flow freely feel the same way

1994 GMC Yukon | Answered on Feb 07, 2018

maybe the housing is bent???

1994 GMC Yukon | Answered on Feb 01, 2018

Check the MAP sensor connection/connector and either the seal where it plugs in the intake or vacuum hose connection .

1994 GMC Yukon | Answered on Aug 19, 2017

Looks like it lost battery power. Check around the battery for loose or broken connections at both ends of the battery cables. There's one from the battery minus to the engine that could have broken.
Hope this helps.

1994 GMC Yukon | Answered on Mar 29, 2015

sounds like a blockage somewhere in fuel line try a fuel addative that clears fuel line and injectors etc follow the instructions on product

1994 GMC Yukon | Answered on Apr 26, 2014

have the fault codes read and replace the faulty sensors. possible o2 sensors --water temp /air temp sensors.

1994 GMC Yukon | Answered on Apr 10, 2014

Get a remanufactured ECM.

1994 GMC Yukon | Answered on Apr 04, 2014

Put a timing light on it and see if the timing jumps arround if so you chain could be bad. You should also put a fuel pressure gauge on it and see what you have for pressure,

1994 GMC Yukon | Answered on Nov 10, 2013

  • well you need TO CHECK IT AND GO TO AUTO ZONE ...

1994 GMC Yukon | Answered on Nov 09, 2013

Bad headlight switch.

1994 GMC Yukon | Answered on Nov 03, 2013

Either it will just click when you turn the key or a fast spinning sound of it turning the gear but it does not engage the flywheel.

1994 GMC Yukon | Answered on May 15, 2012

This could be 1 of 2 things 1 being the heater control valve and the other is the heater core is clogged up.

1994 GMC Yukon | Answered on Jan 21, 2012

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