GMC Yukon - Popular Questions, Answers, Tips & Manuals - Page 5

One of the sensors, map, tps, etc may be going out. Could be a dirty (carbon) throttle body.

All of the codes relate to emissions Catalytic converter, oxygen sensor and evap purge solenoid.I would do the following.Check the fuel cap or replace it.Clear the codes with an OB2 reader and see if they return

Problem may be with the level sending unit, which is part of the fuel pump assembly in the fuel tank. You can check this with a good code reader that will give you live data from this unit and compare it with what the gauge is saying. If they don't match, you can try a good quality fuel system cleaner to see if that solves the problem. If they do match, then the problem is probably still in your instrument panel (IP) or engine computer.

I would need to look at this. but one thing are the hoses new?

probably not a week end job unless you are experienced block and head plugs require the exhaust manifolds to be removed to get access to the plugs for fitment you will need a minimum of 8 "' clear around the work area

Surge tank? Are you talking about the coolant reservoir? There should not be any water in the system. Only engine coolant. Anyway, it is easy to remove the coolant tank. They are typically secured by two or three 10mm screws, and one or two hose clamps. It is a pretty easy procedure that you can do yourself. Recommend a youtube search if you need video.

Does the truck have a lift kit on it? - CV Axle spacers may be needed. Have you recently replaced the CV Shafts? - You may have gotten an axle that was too short / too long if you got a rebuilt axle. It might be a worn pinion bearing in the front differential. Those can get louder with more speed. Check for excessive play in the yoke. I would also check the hub bearings on each front wheel. Its more of a growling sound than a whining sound. I have done both of mine in the last 3 years on my 2000 GMC Sierra. They run about $60 at Napa with a 1 year warranty. You will need a slide hammer. Jack the truck up so the wheel is off the ground and shake it. If you can move it around, its bad.

Go to online store reliable they have repair manuals I am sure you will get the solution. Here's the link Yukon 2007 2009 Workshop Service repair manual

It is not necessarily the flow of gas that is important. You need at least 40 pounds of pressure for the injectors to operate correctly.

I would change the struts - the opening motor can't handle the excessive weight.

What engine , gas or diesel ?

Could be the HVAC control processor is malfunctioning.Wtihout testing that would just be a guess . 2003 Tahoe No Rear Heat Fix Suburban Yukon XL Repair

yukon I, feel sorry for you, after reading your problem, but don't worry you visit the Reliable-Store they will help you for sure.

possible needs power steering fluid needed. or also a possible clog. hope it a quick fix.

remove your radio and check output on the i,cs

Use the standard troubleshooting steps at the link below. Do It Yourself Diagnosis and Repair

The problem is usually in one of the heat pads in the seat - the heating filament is probably broken and the culprit pad has to be replaced (big job). However, you should make sure the fuse is OK (check the owners manual for location). When the brakes were installed, one of the ABS sensors was either not installed properly, the wiring is disconnected or the sensor has failed - take it back to the shop that did the work.

Check for bare wires and loose connections. Spikes in the line could cause it to trip. The pump itself could be the cause. it maybe heating up or drawing more power after working continuously for some hours. That is the reason it works again after a reset. I’m happy to assist further over the phone at https://www.6ya.com/expert/uttamjeet_2f3adc18600f8ede

I think you should go for manual first after that it will be easy for u to solve your problem. I had visited this site past 2 months before for my car and find it quite helpful may be you will also get something useful here https://www.reliable-store.com/products/2007-gmc-yukon-workshop-service-repair-manual