When your car is running normally everything is fine, however if it starts to have frequent complications you may start to question, specifically if your car won’t start. In this article we will teach you where the starter of a GMC Yukon XL is, it will help you to fix your ignition complications. To do this, we will first describe the role of a starter, then, where is the starter on a GMC Yukon XL , and, at last, how to replace the starter of a car.

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Role of the starter on your GMC Yukon XL

We start this content page by explaining the role of the starter motor on your GMC Yukon XL. The starter is an electric motor which is powered by your battery, its function will be to make your engine run at a high enough speed to start it (usually around 300/400 rpm). It is composed of three main parts:

  • The Solenoid: This part is an electrical relay that will work as a switch, it will be activated by the key of your GMC Yukon XL and let the current from your battery to the engine unit of your alternator.
  • The engine unit: Most important component of your alternator, it is the one that will drive the flywheel of your GMC Yukon XL and generate enough speed for your engine unit to start.

  • The engagement pinion: This is the last component of your starter, it is the toothed wheel that will be in direct contact with the flywheel, it allows to transfer the force from the starter to the engine.

Where is the starter on a GMC Yukon XL?

Now that we have quickly explained what a starter is and how it functions, we will answer the question that most of you have to ask yourselves where is the starter based on a GMC Yukon XL? It is quite easy to discover a starter, indeed, it is a large component that will almost constantly be situated in a similar place. We let you see the two possible locations for your car starter down below.

Location of the starter on classic GMC Yukon XL

First and most basic case, where to discover the starter of a GMC Yukon XL with a conventional motor (implied without start and stop). The starter has a particular action, to start the engine unit of your car, for that, it must constantly be near the engine unit flywheel of this one because it is the component that it actuates when it is used. The flywheel is based at the junction between your gearbox and your engine unit.

Location of the starter to GMC Yukon XL with start and stop

And now second possible starter location of your GMC Yukon XL . This case is much less frequent. It only is about engines fitted with start and stop, and a good component of them will be equipped with a starter situated close to the flywheel. Nevertheless, on some particular series or engines, the starter of your GMC Yukon XL might be integrated in your alternator, it is then known as a starter-alternator, to discover it nothing much easier, identify your accessory belt and you should discover the big starter block.

How to replace the starter on a GMC Yukon XL?

Finally, we’ll show you to you quite quickly how to replace the starter of a GMC Yukon XL. This procedure is not actually complex, it can be considered by people who have a minimum of basic mechanical experience and adapted equipment. Follow down below the main steps to carry out this intervention:

  • Disconnect the battery on your GMC Yukon XL, if you don’t know how to do it, don’t hesitate to consult our content page which explains how to do it without taking any risk.
  • After finding your starter, loosen the fasteners that hold it in your engine unit block, there will generally be 2 or 3
  • .

  • It will be time to disconnect the power cables from the starter motor of your GMC Yukon XL, however before doing so we advise you to take a picture of the set up to avoid making a mistake when reassembling.
  • It’s possible that to remove it you may need to remove parts like the gimbal.
  • Remount the new starter, being careful when connecting the connectors.
  • Reconnect your battery and test your starter.

If you wish more tutorials on the GMC Yukon XL, go to our GMC Yukon XL category.