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1981 GMC Heater Cores

Individual Parts

Results 1 - 18 of 18

Heater Core, Copper/Brass, Natural, Chevrolet, GMC, Each

Part Number: OER-3027265

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Heater Core, Stock Replacement, 3/4 in. Inlet, 5/8 in. Outlet, Aluminum, Buick, Chevy, Oldsmobile, Pontiac, With A/C, Each

Part Number: RDR-9010089

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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

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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

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Heater Core, 0.63 in./0.75 in. In/Out, 6.50 in. L x 7.56 in. W x 1.26 in. T Core, Aluminum, Natural, for Models without Factory Air, Chevy, GMC, Each

Part Number: RCG-18-11695

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Heater Core, Aluminum, Chevy, GMC, Each

Part Number: SGT-94552

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 4, 2027 if ordered today

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Estimated Ship Date: Jan 4, 2027 if ordered today

Heater Core, 0.63 in./0.75 in. In/Out, 6.61 in. L x 7.26 in. W x 1.26 in. T Core, Aluminum, Natural, for Models with Factory Air, Chevy, GMC, Each

Part Number: RCG-18-11693

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Each

Part Number: FSS-98506

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 20, 2026 if ordered today

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Estimated Ship Date: Nov 20, 2026 if ordered today

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

Part Number: UAC-HT9077C

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Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Heater Core, Aluminum, Chevy, GMC, Each

Part Number: SGT-94616

Not Yet Reviewed

Estimated Ship Date: Jan 4, 2027 if ordered today

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Estimated Ship Date: Jan 4, 2027 if ordered today

HVAC Heater Core

Part Number: UAC-HT399090C

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

Aluminum Heater Core

Part Number: FSS-98618

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2026 if ordered today

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Estimated Ship Date: Nov 20, 2026 if ordered today

HVAC Heater Core

Part Number: UAC-HT399088C

Not Yet Reviewed

Estimated Ship Date: Nov 16, 2026 if ordered today

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Estimated Ship Date: Nov 16, 2026 if ordered today

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

Part Number: SGT-94611

Not Yet Reviewed

Estimated Ship Date: Jan 4, 2027 if ordered today

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Estimated Ship Date: Jan 4, 2027 if ordered today

Heater Core, Aluminum, Chevy, GMC, Each

Part Number: SGT-94617

Not Yet Reviewed

Estimated Ship Date: Jan 4, 2027 if ordered today

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Estimated Ship Date: Jan 4, 2027 if ordered today

Heater Core

Part Number: RCG-18-12119

Not Yet Reviewed

Estimated Ship Date: Dec 17, 2026 if ordered today

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Estimated Ship Date: Dec 17, 2026 if ordered today

Heater Core, Replacement, Stock Inlet/Outlet Size, Copper/Brass, Natural, Chevrolet, GMC, Each

Part Number: FSS-91721

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2026 if ordered today

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Estimated Ship Date: Nov 20, 2026 if ordered today

Heater Core, Replacement, Aluminum, Natural, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: TYC-96025

Not Yet Reviewed

Estimated Ship Date: Nov 30, 2026 if ordered today

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Estimated Ship Date: Nov 30, 2026 if ordered today

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