GMC Yukon Transmission Slipping: Causes + How to Fix

Are you worried about your GMC Yukon’s transmission slipping? Transmission slipping can be a serious problem, potentially leaving your Yukon inoperable if not addressed promptly. It’s crucial to understand what’s causing this issue and how to diagnose and fix it before it escalates into lasting damage. Various factors can contribute to your vehicle’s transmission slipping, … Read more

GMC Yukon: Won’t Start When Cold → Diagnosis

Extreme weather can be very difficult on your GMC Yukon.  If there is an issue it often make itself known when conditions are at their worst.  When it’s extremely hot. it’s the cooling system that is put to the test.  In the winter, the vehicle won’t start when it is cold.   There are a … Read more

GMC Yukon:  Bad Timing Belt or Chain Symptoms

A bad timing belt or timing chain can be a serious issue.  If it jumps a tooth or breaks entirely, it can lead to permanent engine damage.  Knowing the symptoms of a bad timing belt or chain is vital so this doesn’t happen to your GMC Yukon. Timing belts are made out of rubber and … Read more

GMC Yukon: Key Stuck in Ignition → Diagnosis

There are a few easy to fix reasons why your GMC Yukon’s key might get stuck in the ignition.  It’s often easy to unstick the key.  Whatever you do, don’t start trying to rip it out of the ignition.  That can cause bigger problems. This article is written with the assumption that your key is … Read more

GMC Yukon Steering Wheel Hard to Turn: Common Causes

If your GMC Yukon’s steering wheel is hard to turn, it’s almost always going to be caused by an issue with the power steering system.  But there can be other causes as well. Your vehicle’s power steering system is responsible for taking energy from the engine, converting it to hydraulic pressure, and using that pressure … Read more

GMC Yukon:  Blue Smoke → Causes & Diagnosis

  A very common problem that affects all vehicles (including the GMC Yukon) is blue smoke coming from the exhaust.  Reasons for blue exhaust smoke include bad valve seals, valve train wear in general, the PCV valve, burning transmission fluid and more. Blue smoke indicates that your Yukon’s engine is burning oil.  The question is … Read more

GMC Yukon Whining Sound: Identification + How to Fix

If your GMC Yukon is experiencing a whining noise, determining where and when the noise is happening is coming from is key to diagnosing and tracking down the cause.   With that in mind, this page is divided by when you hear the whining noise and common causes under those conditions. Is the whining noise … Read more

GMC Yukon Airbag Light:  Meaning + How to Fix

When you start your GMC Yukon, the airbag module runs a self-diagnostic check on all its major systems.  If any of these checks fail, you will see an airbag warning light on the dashboard.   Depending on the model year and what country you happen to be in, you may get something along the lines of … Read more

GMC Yukon Smells Like Gas Diagnosis (5 Main Causes)

If your GMC Yukon smells like gas, it may indicate a serious issue. It would be best to treat your vehicle as though you have a fuel leak (don’t drive it) until you know there isn’t one.   A bad gas cap typically causes the smell of gas, the evaporative emissions system leaking, overfilling the … Read more

GMC Yukon Battery Draining:  Causes + Diagnosis

If your GMC Yukon’s battery is draining, it’s something that’ll need addressing right away.  If it is draining while your Yukon isn’t running, something is drawing current that shouldn’t be. If the battery drains while driving, there’s likely an issue with your vehicle’s alternator. The two primary causes for a battery to deplete are parasitic … Read more