Motor Vehicle Maintenance & Repair Stack Exchange
Motor Vehicle Maintenance & Repair Stack Exchange

Questions tagged [yukon]

17 questions
8
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1 answer

My rpms are going high and my mph take a minute to go higher on my GMC Yukon

When I put my truck in drive and step on the gas the RPM's go up to 3,000 but my MPH will stay at 10-15 When I let go of the gas a little bit I can feel the truck kind of pull and the RPM's will go back to 1000 -2000 and my MPH will start going up.…
Erik
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7
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1 answer

Coolant pouring out from under 1998 GMC Yukon as fast as i put in

I filled my radiator with water and it is pouring right back out of the rear of engine as fast as i fill. It seems to be near or behind the transmission. https://youtu.be/27qV-ufMsQc How can I find the source of the leak?
Rhonda Deamon Richmond
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4
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2 answers

Trouble rewiring O2 sensor harness after dogs ate it

This is a 2005 GMC Yukon 4x4 4.8 L. Ok, dogs actually ate my harness going to Bank 2 Sensor 1 O2 sensor. The connector from the body side of the wiring is completely gone. I found a connector I can wire in but am not sure which wires go…
Vic S
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4
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1 answer

2004 GMC Yukon Denali, intermittent no crank/no start/no noise

OK, it started doing this a few months back with no rhyme or reason. Before this happened, sometimes would start beeping after engine start. A long 18 beep procession. Don't know if related. When you turn the key, nothing happens. All the lights…
M. Obstbaum
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3
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1 answer

2008 GMC Yukon 5.3L engine vibration at low speeds with cylinder deactivation

I have a 2008 gmc yukon 5.3L that has developed an engine vibration at low speeds with cylinder deactivation like when coming to a stop. Does not vibrate while normal low speed cruising but when stopping. does or has anyone heard of this and if so…
JEFF MCEADDY
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3
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2 answers

2003 Yukon 5.3 with 278,000

At 70 mph and about 2000 rpm, I have noticed that when i lightly press on the accelerator, the rpm will rise but speed will not increase. i press a little harder and the rpm will come back down to about 2000 rpm. Transmission fluid and filter were…
yukon2003
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2
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No crank no start 03 gmc yukon

I have an 03 yukon(5.3L) it wasnt starting a while ago and it just needed a new ignition fuse. After a week of driving it, it didnt want to start again. It has a brand new battery on it and the terminals aren't corroded. All of the related fuses and…
Tbc
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2
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1 answer

2012 Yukon Trailer Brake Controller not working

I have a 2012 GMC Yukon with a trailer brake controller that has worked fine for the past 5 years. Now all of a sudden, my trailer brakes won't operate. I tested the voltage between ground and the trailer brakes at the connection plug at the rear…
Chris Rasko
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2
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1 answer

Tire popped and shredded inside, Should I attempt an at home repair or buy wheels and drive it to a mechanic?

So my bearings were messed up and as I was coming home one night the right tire popped on me and I freaked and kept driving home. Once I got home I had realized the tire fell off the rim and shredded the inside, should I just attempt to put a wheel…
Jose
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2
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3 answers

12V power disappears, inexplicably comes back when measuring voltage across battery terminals

Lately, my car has ocasionally had an issue where it completely goes black, no lights, no power windows, no cigarette lighter, and obviously no ability to start the engine; cant even get the solenoid to click. Heres the totally strange part: when it…
Christian
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2
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97 Yukon 5.7 Backfired with smoke inside the car, now idles really badly

I have 1997 GMC Yukon. 5.7 litre. I started it this morning and it sounded like a gunshot. Smoke came into the vehicle and the PCV valve and one other sensor that plugs into the valve cover(s) were blown out. I restarted and drove it. It runs but…
Rob J
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2
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2 answers

GMC Yukon leaking coolant. Wondering where to look

Loosing coolant. When I crank car it leaks a lot of coolant, but stops when driving. If I fill the reserve up I can't see it leaking anywhere. As soon as I put it in drive it leaks like a faucet for a few seconds. Thinking a hose? Oil is clean.
Keith
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1
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1 answer

GMC transmission compatability

I have a2012 GMC SIRRA 5.3, 6-SPEED TRANSMISSION. Will a 2005 Yukon 5.3, 6-speed transmission interchange or fit?
James Abrigo
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1
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1 answer

How do yo turn the v8 to v4 off?

On a GM v8 that goes to v4 econo mode, is there a way to make it stay in v8 mode?
Michelle Chaney
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1
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1 answer

Power steering pump not sucking fluid

Just replaced the PS pump in a 05 Yukon Denali with a remanufactured one. During the bleeding process, lock to lock many times with engine off, the resevoir on the pump never seemed to suck down any fluid. After replacement the power steering and…
David
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