1999 GMC Suburban Transmission Fluid Capacity and Type

1999 GMC Suburban Transmission Fluid Capacity

In order to properly maintain your 1999 GMC Suburban, it is important to know the transmission fluid capacity. This article will provide you with the necessary information to ensure that you are using the correct amount of transmission fluid for your vehicle.

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Transmission Fluid Capacity and Type

Before we dive into the specifics, let’s take a look at the transmission fluid capacity for the 1999 GMC Suburban:

Transmission Fluid Capacity Quarts Liters
4L60-E (4-Speed Automatic) 12.2 11.5
4L80-E (4-Speed Automatic) 17.6 16.6

Now that you know the transmission fluid capacity for your 1999 GMC Suburban, let’s discuss the type of fluid you should use. It is important to use the correct type of transmission fluid to ensure optimal performance and longevity of your vehicle’s transmission.

The recommended transmission fluid for the 1999 GMC Suburban is Dexron III/Mercon. This type of fluid provides excellent lubrication and heat resistance, which is crucial for the smooth operation of your vehicle’s transmission.

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How to Check and Add Transmission Fluid

If you find that your transmission fluid level is low, it is important to add the correct amount of fluid to avoid potential damage to your transmission. Here are the steps to check and add transmission fluid to your 1999 GMC Suburban:

  1. Park your vehicle on a level surface and engage the parking brake.
  2. Locate the transmission dipstick, which is typically labeled and located near the back of the engine compartment.
  3. With the engine warmed up and running, remove the dipstick and wipe it clean with a lint-free cloth or paper towel.
  4. Reinsert the dipstick fully and then remove it again to check the fluid level. The dipstick will have markings indicating the proper fluid level range.
  5. If the fluid level is below the “Add” or “Min” mark, you will need to add transmission fluid.
  6. Using a funnel, slowly pour the recommended transmission fluid into the dipstick tube. Be careful not to overfill, as this can cause damage to your transmission.
  7. Recheck the fluid level using the dipstick, and add more fluid if necessary.
  8. Once the fluid level is within the proper range, securely reinsert the dipstick.
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Remember, it is crucial to use the correct amount and type of transmission fluid for your 1999 GMC Suburban. Following these guidelines will help ensure the longevity and smooth operation of your vehicle’s transmission. If you are unsure or have any concerns, it is always best to consult your vehicle’s owner’s manual or seek professional assistance.

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