1999 GMC JIMMY Cooling & Heating

Dorman Coolant Reservoirs 603-111

Coolant Reservoir, Chevy, GMC, Each

Part Number: RNB-603-111

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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11 Inch 727 CFM Maradyne Pacesetter Medium-Profile Electric Fan MP119K

Electric Fans, Pacesetter, 11 in. Diameter, Puller/Pusher, Each

Part Number: MAR-MP119K

Not Yet Reviewed

Estimated Ship Date: Today

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12 Inch 1,155 CFM Maradyne Jetstreme Electric Fan MJS13K

Radiator Fan, Electric, Jetstreme, Nylon, Black, 12.0 in. Diameter, 1,155 cfm, Each

Part Number: MAR-MJS13K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Mishimoto OE Replacement Radiators R1826-AT

Radiator 1996-2001 GMC Jimmy Radiator Replacement

Part Number: MIO-R1826-AT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

MotoRad Thermostats 265-195

Thermostat, with Seal, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-265-195

Not Yet Reviewed

Estimated Ship Date: Today

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US Motor Works Mechanical Water Pumps US5077H

Water Pumps, Mechanical, High-volume, Iron, Natural, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Each

Part Number: UMW-US5077H

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

MotoRad High Flow Thermostats 2065-195

High Flow Thermostat-195 Degrees w/ Seal

Part Number: SNN-2065-195

Not Yet Reviewed

Estimated Ship Date: Today

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Be Cool Custom-Fit Aluminum Radiators 66076

Be Cool Custom-Fit Aluminum Radiators 66076

Radiator, Exact-Fit, Aluminum, Natural, Chevy, GMC, SUV/Pickup, V8 Swap, Each

Part Number: BCI-66076

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

Body Parts Fan Shrouds GM3110124

LOWER FAN SHROUD

Part Number: BDY-GM3110124

Not Yet Reviewed

Estimated Ship Date: Today

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Frostbite Performance Cooling Aluminum Radiators FB309

Radiators, Crossflow, Aluminum, Natural, Chevrolet, GMC, LS Engine Swap, Each

Part Number: FBR-FB309

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

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Estimated Ship Date: Dec 18, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Pro LS Swap Radiators SUM-384084

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Four Seasons Evaporator Cores 54597

Evaporator Core, OEM Replacement, Aluminum, Natural, Chevy, GMC, Oldsmobile, Isuzu, Each

Part Number: FSS-54597

Not Yet Reviewed

Estimated Ship Date: Today

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Four Seasons Air Conditioning O-Ring and Gasket Kits 26742

Air Conditioning O-Rings, Replacement, HNBR, Chevy, GMC, Isuzu, Oldsmobile, Kit

Part Number: FSS-26742

Not Yet Reviewed

Estimated Ship Date: Today

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OSC Automotive Radiators 1825

Radiator, Exact Fit, Aluminum, Plastic, Chevy, GMC, Isuzu, Oldsmobile, 4.3L, Each

Part Number: OSC-1825

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 10, 2025 if ordered today

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Estimated Ship Date: Dec 10, 2025 if ordered today

Reach Cooling Radiators 41-1826

Radiator, Aluminum/Plastic, Crossflow, Oldsmobile, Chevy, GMC, Each

Part Number: RCG-41-1826

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Universal Air Conditioner Orifice Tubes EX 5151C

Air Conditioning Orifice Tube, Replacement, White, Audi, Buick, Cadillac, Chevrolet, GMC, Isuzu, Mazda, Oldsmobile, Pontiac, Saab, Each

Part Number: UAC-EX5151C

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Air Conditioning Replacement Parts 03041827

Air Conditioning System Valve Core, Buick, Chevrolet, Each

Part Number: ADO-15-1119

Not Yet Reviewed

Estimated Ship Date: Today

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Sherman Radiator Core Supports SHE906-49-1

Radiator Core Support, Steel, Black, Chevy, GMC, Each Partslink # GM1225195 OE # 15009394

Part Number: SHI-906-49-1

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Body Parts Radiator Supports GM1225179

RADIATOR SUPPORT; CENTER; 94-04SONOMA 94-05 S10 PICK-UP/BLZR; 95-05JMY S15

Part Number: BDY-GM1225179

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Flex-A-Lite Billet Aluminum Radiator Caps 126845

Radiator Cap, Round, 16 psi Maximum Pressure, Billet Aluminum, Black, Flex-A-Lite Logo, for use on Acura®, BMW, Chevy, Chrysler, Ford, GMC, Saab, Each

Part Number: FLX-126845

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Four Seasons Orifice Tubes 38623

Orifice Tube, Air Conditioning, .071 in. to .073 in. Range, White, Each

Part Number: FSS-38623

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Timken Air Conditioning Compressor Clutch Bearings 907257

Bearing, A/C Compressor Clutch, Steel, AM General, AMC, Audi, Chevy, GMC, Chrysler, Ford, Isuzu, Volvo, Each

Part Number: TMK-907257

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

MotoRad High Flow Thermostats 2065-180

High Flow Thermostat-180 Degrees w/ Seal

Part Number: SNN-2065-180

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

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Estimated Ship Date: Dec 2, 2025 if ordered today

MotoRad UltraStat Thermostats with Seal 5265-195

Thermostat, UltraStat with Seal, 195 Degrees F, Stainless Steel, Each

Part Number: SNN-5265-195

Not Yet Reviewed

Estimated Ship Date: Dec 2, 2025 if ordered today

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Estimated Ship Date: Dec 2, 2025 if ordered today

Four Seasons Heater Cores 90014

Heater Core, Aluminum, Natural, Stock Inlet/Outlet Size, Chevrolet, GMC, Isuzu, Oldsmobile, Each

Part Number: FSS-90014

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Delphi Air Conditioning Compressors CS0121

Air Conditioning Compressor, H6, Aluminum, Chevy, GMC, Isuzu, Oldsmobile, Each

Part Number: DFP-CS0121

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

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Estimated Ship Date: Dec 12, 2025 if ordered today