Rear A/C Hose for 2002-2006 Chevrolet Trailblazer EXT & More - Dorman 926-999

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$398.99
MPN: 926-999
Item Package Quantity: 1
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Dorman - OE Solutions A/C Hose Assembly P/N:926-999
Dorman - OE Solutions A/C Hose Assembly P/N:926-999
$398.99

Swap out corroded rear auxiliary A/C lines for flexible hose that is easier to route under the vehicle. The Dorman OE Solutions A/C Hose 926-999 is a direct-fit replacement for the 2002-2006 Chevrolet Trailblazer EXT and 2002-2006 GMC Envoy XL. The original rear auxiliary lines are aluminum, and exposure to the elements under the vehicle can corrode them until the air conditioning system fails. This A/C hose assembly is part of Dorman's OE FIX line. It uses flexible reinforced rubber in place of the original aluminum to make installation simpler.

  • Time-saving design: Flexible rubber lines take the place of the original aluminum material, which makes installation under the vehicle simpler.
  • Durable construction: The lines are reinforced internally and finished with corrosion-resistant aluminum fittings.
  • Kit contents: Includes the high-side and low-side refrigerant lines, new O-rings and mounting bolts.
  • Quality tested: The part has been through try-on, corrosion and material testing, and is designed for a quality fit.

This assembly carries refrigerant, so the A/C system must be properly recovered, evacuated and recharged during installation. Consult the vehicle service information for the correct procedure and refrigerant specifications. Engine details for each vehicle are in the Buyer's Guide tab.

Interchange: 15113349 · 15293725

This part cross-references / interchanges with the following part numbers:

15113349, 15293725

Frequently Asked Questions

What does the Dorman 926-999 do?

It carries refrigerant through the rear auxiliary air conditioning circuit. Its separate high-side and low-side lines replace the original aluminum lines.

Which vehicles does the Dorman 926-999 fit?

It is a direct-fit replacement for the 2002-2006 Chevrolet Trailblazer EXT and the 2002-2006 GMC Envoy XL.

What comes in the box?

The kit includes the high-side and low-side refrigerant lines, new O-rings and mounting bolts.

Why is it made of rubber instead of aluminum?

Dorman uses flexible reinforced rubber in place of the original aluminum to make installation under the vehicle simpler. The lines are finished with corrosion-resistant aluminum fittings.

What are signs the rear A/C lines may need replacing?

Visible corrosion, oily residue or refrigerant leaks at the lines or fittings, and weak rear cooling may indicate a problem. Diagnose the leak source before replacing parts.