GMC K3500 Heater Cores

Heater Core, Copper/Brass, Replacement, Chevy, GMC, SUV, Pickup, With Air Conditioning, Each

Part Number: SUM-382177

4.68 out of 5 stars ( 62 )

Estimated Ship Date: Monday 2/2/2026

Heater Core, Stock Replacement, 5/8 in. Inlet, 3/4 in. Outlet, Aluminum, Chevy, GMC, Truck, SUV, Without A/C, Each

Part Number: RDR-9010080

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Heater Core, Aluminum, Natural, Chevy, Cadillac, GMC, Each

Part Number: RCG-18-11691

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Heater Core, Stock Replacement, 5/8 in. Inlet, 3/4 in. Outlet, Aluminum, Chevy, GMC, Truck, SUV, With A/C, Each

Part Number: RDR-9010079

Not Yet Reviewed

Heater Core, Aluminum, Natural, Chevy, GMC, Each

Part Number: RCG-18-11695

Not Yet Reviewed

Heater Core, Aluminum, Natural, Chevy, GMC, Each

Part Number: RCG-18-11693

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Heater Cores,1973-87 Chevrolet/GMC Truck W/ AC - Copper/Brass Heater Core (7-1/8" X 7-1/2" X 2")

Part Number: OER-3027265

Not Yet Reviewed

Aluminum Heater Core

Part Number: FSS-90484

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Special Order

Heater Cores,1973-96 Chevrolet/GMC Truck W/O AC - Aluminum Heater Core (7-7/16" X 6-1/8" X 2")

Part Number: OER-3027247

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

• Special Order

HVAC Heater Core, OSC Cooling Products 98484 New Heater Core

Part Number: OSC-98484

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Special Order

Heater Core, Replacement, Aluminum, Chevrolet, GMC, Each

Part Number: BDY-HTR010206

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

• Drop Ship
• Special Order

HVAC Heater Core, OSC Cooling Products 98552 New Heater Core

Part Number: OSC-98552

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Special Order

Heater Core, Aluminum, Natural, Chevy, GMC, Each

Part Number: SGT-94553

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Feb 18, 2026 if ordered today

• Special Order