Shop OEM General Motors Part # 19418346 (19259601). A/C Orifice Tube. All Models; 2nd Design. All Models; 4.3L, 4.8L, 6.0L, 8.1L. All Models; 5.3L; w/o ATC. Avalanche, Escalade EXT. SEDAN,

Air Conditioning (A/C) Orifice Tube.
2nd Design. A/C Orifice Tube. For Primary HVAC. Included with: AC line to evaporator, Evaporator Tube.

A/C Orifice Tube

All Models; 2nd Design. All Models; 4.3L, 4.8L, 6.0L, 8.1L. All Models; 5.3L; w/o ATC. Avalanche, Escalade EXT. SEDAN,. Silverado, Sierra. Silverado, Sierra Hybrid.
Air Conditioning Orifice Tube - Repair or Replace
The orifice tube is a vital component in your A/C system, and it can become easily clogged resulting in air conditioning that blows warm air. Replacing the orifice tube in your is straightforward, and a trained technician can determine the underlying cause of your clogged orifice tube.