2026 GMC Canyon Cooling System Parts

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator. Read more

11 Coolant / Antifreeze parts are listed for the 2026 GMC Canyon, from PRESTONE, VALVOLINE and ACDELCO. PRESTONE AF2100 carries the "Popular" badge.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, PRESTONE and VALVOLINE supply 2 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.

The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.

The Premium section lists 2 options from PRESTONE — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

The Standard Replacement section lists 5 options from VALVOLINE, PRESTONE and ACDELCO — built to original-equipment specification. ACDELCO 105027 is listed in this group.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

GM GENUINE supplies the 7 Coolant Hose / Pipe parts for the 2026 GMC Canyon. GM GENUINE 12708930 carries the "Popular" badge.

Part numbers include GM GENUINE 12708930, GM GENUINE 12721220 and GM GENUINE 12692082, among others listed above.

This table covers the Coolant Hose retainers and clips. Read more

One part is listed for the 2026 GMC Canyon — GM GENUINE 11547271.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

This group shows a single part: GM GENUINE 23386455.

This table covers the Coolant Reservoir retainers and clips. Read more

One part is listed for the 2026 GMC Canyon — GM GENUINE 11547271.

This table covers the Hose clamps. Read more

GM GENUINE supplies the 6 Hose Clamp parts for the 2026 GMC Canyon. GM GENUINE 90572594 carries the "Popular" badge.

This group includes GM GENUINE 90572594, GM GENUINE 13162322 and GM GENUINE 11548976 and the remaining parts above.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

2 Intercooler parts are listed for the 2026 GMC Canyon, from GM GENUINE and TYC.

This group includes GM GENUINE 86273976 and TYC 18146.

This table covers the Intercooler Air Hose pipes. Read more

One part is listed for the 2026 GMC Canyon — GM GENUINE 86554209.

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap. Read more

3 Radiator parts are listed for the 2026 GMC Canyon, from GM GENUINE and CSF.

This group includes CSF 3977, GM GENUINE 84601193 and GM GENUINE 84828935.

This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

One part is listed for the 2026 GMC Canyon — ACDELCO RC124.

This table covers the petcocks used to drain the radiator. Read more

This group shows a single part: GM GENUINE 22790134.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

3 Radiator Fan Assembly parts for the 2026 GMC Canyon come from GM GENUINE.

This group includes GM GENUINE 84888877, GM GENUINE 84888882 and GM GENUINE 85746501.

This table covers the shrouds that duct air through the fan and radiator. Read more

One part is listed for the 2026 GMC Canyon — GM GENUINE 85670000.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

2 Radiator Hose parts for the 2026 GMC Canyon come from ACDELCO.

This group includes ACDELCO 86518091 and ACDELCO 87839953.

This table covers the brackets that mount the Radiator Hose. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

This group shows a single part: GM GENUINE 86507325.

This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender. Read more

5 Temperature Sender / Sensor parts are listed for the 2026 GMC Canyon, from GM GENUINE and HOLSTEIN. GM GENUINE 55497116 carries the "Popular" badge.

Economy: 2 parts, from HOLSTEIN. A representative part number is HOLSTEIN 2CTS0331.

The Standard Replacement section: 2 options from GM GENUINE. GM GENUINE 55497116 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

Listed part numbers: GM GENUINE 55497116, HOLSTEIN 2CTS0331 and HOLSTEIN 2CTS0334, plus the other parts above.

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part. Read more

This group shows a single part: MOTORAD 1263189.

This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off. Read more

2 Water Pump parts for the 2026 GMC Canyon come from GM GENUINE.

This group includes GM GENUINE 12746198 and GM GENUINE 12738952.

This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

One part is listed for the 2026 GMC Canyon — ACDELCO 2512075.

This table covers the Water Pump Seal O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

This group shows a single part: GM GENUINE 12668035.