Where is the physical location of AC low pressure valve on a 1997 Chevy Suburban?

The low-pressure AC valve on a 1997 Chevy Suburban is typically located on the refrigerant line near the drier. It's not always easily visible without some searching. This line is usually a thinner, aluminum line near the compressor. You'll likely find it somewhere in the engine compartment, often near the firewall, but its exact location can vary slightly depending on the specific model and trim level.

Because it's often tucked away, you might need to:

* Consult a repair manual: A Chilton's or Haynes manual specific to your 1997 Chevy Suburban will have diagrams showing the AC system components and their locations.

* Use a diagram: You can often find diagrams online by searching for "1997 Chevy Suburban AC system diagram."

* Look closely around the compressor and drier: These are key components in the AC system. The low-pressure line connects to the drier. The valve may be on this line, sometimes integrated into the drier itself (less common).

Important Note: Working with refrigerant requires specialized tools and knowledge. Improper handling can result in injury or damage to the AC system. If you're not experienced with automotive AC repair, it's best to take your vehicle to a qualified mechanic.