This original equipment A/C hose assembly has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

• Connect A/C system components to carry the refrigerant
• GM-recommended replacements for your vehicle's original components
• Designed to withstand high pressures and temperatures
• The hard lines are typically made from extruded aluminum or sometimes from coated steel
• The hose is chemical-resistant and has hydraulically crimped fittings
• Service ports are specifically designed for service equipment and the particular refrigerant used

Signs it is Time to Replace Your Heater Hose(s)

Prevent system contamination and coolant leaks that could cause your engine to overheat by checking for these common signs of Heater Hose damage / failure:

INTERNAL DAMAGE
Soft / mushy hose ends, usually about 2 inches from the clamp. Internally Damaged Hose

LEAKAGE
Moisture, drips or coolant bleed marks on or around the hose clamps, connectors or hose. Leaking Hose

HEAT DAMAGE
Slight swelling, or a hardened, glossy cover that is covered with cracks. Heat Damaged Hose

OZONE DAMAGE
Tiny, parallel cracks in the cover, usually at hose bends. Ozone Damaged Hose

ABRASION DAMAGE
Rubbing marks on, or damage to the hose cover. Abrasion Damaged Hose

OIL CONTAMINATION
Soft or spongy to the touch - bulges and swelling are readily apparent. Oil Contaminated Hose

ACDelco breaks down their premium portfolio of Original Equipment and Aftermarket parts into two tiers: GM Original Equipment and ACDelco Gold.