Constructed from high quality material for a long service life
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
GM regularly updates production and service part designs to integrate new materials and technologies
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.