New HVAC Heater Core for Trailblazer Envoy Bravada Trailblazer EXT Envoy XL
- Has all the quality features of Gates molded coolant hose and similar to OEM specifications.
- Engineered to resist electrochemical degradation – the leading cause of hose failure.
- EPDM tube, synthetic fiber knit reinforcement, EPDM cover.
- Meets SAE 20R3 Type EC Class D-1 and D-2 specifications.
- Temperature Range: -40 Deg. F to 275 Deg. F (-40 Deg. C -135 Deg. C).