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Replacement and OEM Parts for 1999 GMC Sierra 1500 Cooling Systems, Fans, Radiators & Components

1999 GMC Sierra 1500 Cooling Systems, Fans, Radiators & Components

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Engine & Drivetrain

157 products about 1999 GMC Sierra 1500 Cooling Systems, Fans, Radiators & Components found

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  • OEM 1999 GMC Sierra 1500 Fan Switch Diagram - 15326386
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Fan Switch

    PartNumber: 15326386
    OEM 1999 GMC Sierra 1500 Fan Switch - 15326386
    Product Specifications
    • Notes: All Models; 4.3l
    • Item Dimensions: 2.9 x 1.2 x 0.8 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25036979, 12146312
    • Part Description: 1999 GMC Sierra 1500 Fan Switch
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, HT, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS
    $26.34 MSRP: $49.72
    You Save: $23.38 (48%)
  • OEM 1999 GMC Sierra 1500 Sensor Diagram - 12608814
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Sensor

    PartNumber: 12608814
    OEM 1999 GMC Sierra 1500 Sensor - 12608814
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l
    • Item Dimensions: 2.8 x 1.7 x 0.8 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25037062, 12191170, 15326388, 15369305
    • Part Description: 1999 GMC Sierra 1500 Sensor
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | AT4, Base, C3, Denali, Elevation, HT, Hybrid, SL, SLE, SLT, WT, XFE | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $29.87 MSRP: $56.38
    You Save: $26.51 (48%)
  • OEM 1999 GMC Sierra 1500 Water Pump Assembly Gasket Diagram - 12630223
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    OEM (Genuine) 1999 GMC Sierra 1500 Water Pump Assembly Gasket

    PartNumber: 12630223
    OEM 1999 GMC Sierra 1500 Water Pump Assembly Gasket - 12630223
    Product Specifications
    • Notes: 4.8, 5.3 & 6.0 Liter
    • Item Dimensions: 4.6 x 3.3 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12580035, 12588372, 12559271, 12610311
    • Part Description: 1999 GMC Sierra 1500 Water Pump Assembly Gasket
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT, XFE | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $6.77 MSRP: $12.25
    You Save: $5.48 (45%)
  • OEM 1999 GMC Sierra 1500 Water Pump Assembly Gasket Diagram - 12630223
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Water Pump Assembly Gasket

    PartNumber: 12630223
    OEM 1999 GMC Sierra 1500 Water Pump Assembly Gasket - 12630223
    Product Specifications
    • Notes: 4.8, 5.3 & 6.0 Liter
    • Item Dimensions: 4.6 x 3.3 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12580035, 12588372, 12559271, 12610311
    • Part Description: 1999 GMC Sierra 1500 Water Pump Assembly Gasket
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT, XFE | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $6.77 MSRP: $12.25
    You Save: $5.48 (45%)
  • Dorman Engine Coolant Recovery Tank for 1999 GMC Sierra 1500 - 603-102

    Dorman® Engine Coolant Recovery Tank for 1999 GMC Sierra 1500

    PartNumber: 603-102
    Product Specifications
    • Cap Maximum Pressure Rating: 15 PSI
    • Cap Type: Spring Loaded Twist
    • Color: Clear
    • Height: 186 mm
    • Length: 235 mm
    • Material: Plastic
    • Mount Hole Quantity: 1
    • OE Part Number: RC98, 15808715, 15808716, 15203949, 15778386
    • Pressurized: Yes
    • UPC: 019495095279
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Recovery Tank
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $56.34
  • OEM 1999 GMC Sierra 1500 Recovery Tank Cap Diagram - 15075118
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    OEM (Genuine) 1999 GMC Sierra 1500 Recovery Tank Cap

    PartNumber: 15075118
    OEM 1999 GMC Sierra 1500 Recovery Tank Cap - 15075118
    Product Specifications
    • Notes: All Models; 4.3 Liter; 4.8, 5.3 & 6.0 Liter
    • Item Dimensions: 2.5 x 2.5 x 1.5 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 22671020, 22652695, 15066786
    • Part Description: 1999 GMC Sierra 1500 Recovery Tank Cap
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
    $13.24 MSRP: $24.06
    You Save: $10.82 (45%)
  • Gates Engine Coolant Standard Water Pump for 1999 GMC Sierra 1500 - 45006

    Gates® Engine Coolant Standard Water Pump for 1999 GMC Sierra 1500

    PartNumber: 45006
    Product Specifications
    • Notes: w/Thermostat & Housing
    • Housing: Cast Aluminum
    • Impeller Material: Stamped Steel
    • Number of Outlets: 2
    • Rotation of Impeller: Reverse
    • Timing Belt Driven: No
    • UPC: 072053781632
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Standard Water Pump
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $110.08
  • Denso Engine Coolant Radiator for 1999 GMC Sierra 1500 - 221-9008

    Denso® Engine Coolant Radiator for 1999 GMC Sierra 1500

    PartNumber: 221-9008
    Product Specifications
    • Core Height: 19.0160"
    • Core Thickness: 1.0000"
    • Core Width: 28.2670"
    • Inlet Diameter: 1.3180"
    • Outlet Diameter: 1.5740"
    • Transmission Oil Cooler Included: No
    • UPC: 042511219489
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $121.35
  • Dorman Engine Cooling Fan Blade for 1999 GMC Sierra 1500 - 621-104

    Dorman® Engine Cooling Fan Blade for 1999 GMC Sierra 1500

    PartNumber: 621-104
    Product Specifications
    • Blade Diameter: 470
    • Blade Material: Plastic
    • Blade Quantity: 9
    • Finish: White
    • Item Grade: Standard Replacement
    • Mounting Hardware Included: No
    • OE Part Number: 15017911
    • Package Contents: Engine Cooling Fan Blade
    • UPC: 037495572194
    • Part Description: 1999 GMC Sierra 1500 Engine Cooling Fan Blade
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $50.51
  • OEM 1999 GMC Sierra 1500 Lower Hose Diagram - 22827735
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    OEM (Genuine) 1999 GMC Sierra 1500 Lower Hose

    PartNumber: 22827735
    OEM 1999 GMC Sierra 1500 Lower Hose - 22827735
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l; 4.8, 5.3 & 6.0 Liter
    • Other Names: Lower Hose
    • Item Dimensions: 5.8 x 4.4 x 14.9 inches
    • Item Weight: 1.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15037656, 15792826, 15769077, 19130015
    • Part Description: 1999 GMC Sierra 1500 Lower Hose
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT, XFE | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $33.06 MSRP: $49.88
    You Save: $16.82 (34%)
  • OEM 1999 GMC Sierra 1500 Lower Hose Diagram - 22827735
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Lower Hose

    PartNumber: 22827735
    OEM 1999 GMC Sierra 1500 Lower Hose - 22827735
    Product Specifications
    • Notes: All Models; 4.8l, 5.3l, 6.0l; 4.8, 5.3 & 6.0 Liter
    • Other Names: Lower Hose
    • Item Dimensions: 5.8 x 4.4 x 14.9 inches
    • Item Weight: 1.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15037656, 15792826, 15769077, 19130015
    • Part Description: 1999 GMC Sierra 1500 Lower Hose
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT, XFE | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    $33.06 MSRP: $49.88
    You Save: $16.82 (34%)
  • Dorman Engine Coolant Thermostat Housing Assembly for 1999 GMC Sierra 1500 - 902-2836

    Dorman® Engine Coolant Thermostat Housing Assembly for 1999 GMC Sierra 1500

    PartNumber: 902-2836
    Product Specifications
    • Notes: wo/Water Pump Casting# 12562459; Use If Original Water Pump Replaced w/Later Design; Includes Thermostat
    • OE Part Number: 12600172, 12581594, 12568911, 8125815940, 8125689110, 8126001720
    • Package Contents: 1 Thermostat Housing
    • UPC: 889245054883
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Thermostat Housing Assembly
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $39.33
  • Delphi Coolant Temperature Sensor for 1999 GMC Sierra 1500 - TS10076

    Delphi® Coolant Temperature Sensor for 1999 GMC Sierra 1500

    PartNumber: TS10076
    Product Specifications
    • Connector Gender: Female
    • Connector Quantity: 1
    • Connector Shape: Oval
    • Mounting Type: Threaded Nut
    • OE Part Number: 15369305
    • Terminal Gender: Male
    • Terminal Quantity: 2
    • Terminal Type: Pin
    • UPC: 689604110416
    • Wiring Harness Included: No
    • Part Description: 1999 GMC Sierra 1500 Coolant Temperature Sensor
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $20.68
  • Gates Engine Coolant Standard Water Pump for 1999 GMC Sierra 1500 - 45005

    Gates® Engine Coolant Standard Water Pump for 1999 GMC Sierra 1500

    PartNumber: 45005
    Product Specifications
    • Notes: w/o Thermostat & Housing; May Req Thermostat/Housing Replacement
    • Housing: Cast Aluminum
    • Impeller Material: Stamped Steel
    • Number of Outlets: 4
    • Rotation of Impeller: Reverse
    • Timing Belt Driven: No
    • UPC: 072053781625
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Standard Water Pump
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $87.70
  • TYC Engine Coolant Radiator for 1999 GMC Sierra 1500 - 2334

    TYC® Engine Coolant Radiator for 1999 GMC Sierra 1500

    PartNumber: 2334
    Product Specifications
    • Notes: Accessories Incld: 2 x TOC adapters (5/8-18UNF x21), 1 x TOC hose clamp (blue); Bottom Header: 18 3/4" x 2 1/2"; Core Size: 28 3/8" x 18 3/8" x 7/8"; Manufactured Material: Plastic/Alum; Remarks: w/o EOC; Rows: 1; Top Header: 18 3/4" x 2 1/2";Remarks: w/o EOC Measure Core Size prior to ordering (28.5" Core)
    • Accessories Included: 2 x TOC adapters (5/8-18UNF x21), 1 x TOC hose clamp (blue)
    • Bottom Header: 18 3/4" x 2 1/2"
    • Core Size: 28 3/8" x 18 3/8" x 7/8"
    • Manufactured Material: Plastic/Aluminum
    • OE Part Number: 15193110
    • Remarks: w/o EOC
    • Rows: 1
    • Top Header: 18 3/4" x 2 1/2"
    • UPC: 762405252360
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Radiator
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | SL | All Engines
    • 1999 GMC Sierra 1500 | SLE | All Engines
    • 1999 GMC Sierra 1500 | SLT | All Engines
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $102.15
  • Four Seasons Auxiliary Engine Cooling Fan for 1999 GMC Sierra 1500 - 37140

    Four Seasons® Auxiliary Engine Cooling Fan for 1999 GMC Sierra 1500

    PartNumber: 37140
    Product Specifications
    • Notes: Universal Fit Super Duty Electric Puller Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld.;Universal Fit Super Duty Electric Puller Primary & Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld.
    • Material: Plastic
    • Performance Rated: Yes
    • SDS Required: No (135233618)
    • UPC: 096361089945
    • Part Description: 1999 GMC Sierra 1500 Auxiliary Engine Cooling Fan
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $91.74
  • Gates Engine Coolant Thermostat With Housing And Seal for 1999 GMC Sierra 1500 - 34702

    Gates® Engine Coolant Thermostat With Housing And Seal for 1999 GMC Sierra 1500

    PartNumber: 34702
    Product Specifications
    • Notes: W/GM Updated Replacement Water Pump; Incls Housing; 187 Degree; OE Temperature; Seal Incld
    • Check Valve: No
    • Electric: No
    • Jiggle Pin: Yes
    • Number of Bolt Holes: 2
    • Number of Seals: 1
    • OE Exact: No
    • Outlet Inside Diameter 1: 1.175"
    • Outlet Outside Diameter 1: 1.554"
    • Temperature (F): 187
    • Type: Integrated Housing Thermostat
    • UPC: 770075631569
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Thermostat With Housing And Seal
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $51.81
  • Dorman Engine Coolant Thermostat Housing for 1999 GMC Sierra 1500 - 902-107

    Dorman® Engine Coolant Thermostat Housing for 1999 GMC Sierra 1500

    PartNumber: 902-107
    Product Specifications
    • Notes: Cover
    • Air Vent (Bleeder Valve): No
    • Bolt Hole Diameter: 0.353"
    • Bolt Hole Quantity: 2
    • Bolts Included: No
    • Color/Finish: Black
    • Gasket or Seal Included: No
    • Housing Neck Angle (°): 90 Degree
    • Material: Steel
    • O-Rings Included: No
    • OE Part Number: 12557563
    • Outlet Diameter: 1.263"
    • Thermostat Included: No
    • UPC: 019495126713
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Thermostat Housing
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    $24.26
  • Delphi Coolant Temperature Sensor for 1999 GMC Sierra 1500 - TS10075

    Delphi® Coolant Temperature Sensor for 1999 GMC Sierra 1500

    PartNumber: TS10075
    Product Specifications
    • Connector Gender: Female
    • Connector Quantity: 1
    • Connector Shape: Oval
    • Mounting Type: Threaded Nut
    • Terminal Gender: Male
    • Terminal Quantity: 2
    • Terminal Type: Pin
    • UPC: 689604110423
    • Wiring Harness Included: No
    • Part Description: 1999 GMC Sierra 1500 Coolant Temperature Sensor
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | SL | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | SLE | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | SLT | 6 Cyl 4.3L
    Show More
    $18.49
  • OEM 1999 GMC Sierra 1500 Pipe Assembly Gasket Diagram - 15203889
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Pipe Assembly Gasket

    PartNumber: 15203889
    OEM 1999 GMC Sierra 1500 Pipe Assembly Gasket - 15203889
    Product Specifications
    • Notes: 4.8, 5.3 & 6.0 Liter, 6.0 Liter
    • Item Dimensions: 3.2 x 1.7 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12560438
    • Part Description: 1999 GMC Sierra 1500 Pipe Assembly Gasket
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
    $6.26 MSRP: $10.36
    You Save: $4.10 (40%)
  • Four Seasons Auxiliary Engine Cooling Fan for 1999 GMC Sierra 1500 - 37141

    Four Seasons® Auxiliary Engine Cooling Fan for 1999 GMC Sierra 1500

    PartNumber: 37141
    Product Specifications
    • Notes: Universal Fit Super Duty Electric Pusher Primary & Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld.;Universal Fit Super Duty Electric Pusher Auxiliary Fan. Add on fans used to supplement the primary Eng cooling fan. Incls mounting hardware. Controls not Incld.
    • Material: Plastic
    • Performance Rated: Yes
    • SDS Required: No (135233618)
    • UPC: 096361089952
    • Part Description: 1999 GMC Sierra 1500 Auxiliary Engine Cooling Fan
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $102.23
  • Dayco Engine Coolant Water Pump for 1999 GMC Sierra 1500 - DP958

    Dayco® Engine Coolant Water Pump for 1999 GMC Sierra 1500

    PartNumber: DP958
    Product Specifications
    • Notes: Serpentine Belt Driven; Thermostat Bore Dia 52mm
    • UPC: 036687989871
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Water Pump
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $78.54
  • Dorman Engine Coolant Thermostat Housing for 1999 GMC Sierra 1500 - 902-2700

    Dorman® Engine Coolant Thermostat Housing for 1999 GMC Sierra 1500

    PartNumber: 902-2700
    Product Specifications
    • Notes: Incls Thermostat; w/Water Pump Casting# 12562459; w/Thermostat Retainer Brackets; 180 Degrees Fahrenheit
    • Bleeder Hole: No
    • Bolt Hole Center To Bolt Hole Center: 3"
    • Bolt Hole Quantity: 3
    • Color: Natural
    • Flange Length: 4.376"
    • Flange Thickness: 0.35"
    • Flange Width: 2.75"
    • Gasket or Seal Included: Yes
    • Gasket Type: O Ring
    • Grade Type: Regular
    • Inside Diameter: 1.3"
    • Material: Aluminum
    • Mounting Hardware Included: No
    • Outlet Port Quantity: 1
    • Package Contents: 1 Thermostat Housing; 1 Thermostat; 1 O-Ring
    • Thermostat Included: Yes
    • Thermostat Opening Temperature: 180 Deg. F
    • UPC: 889245055224
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Thermostat Housing
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $23.46
  • STANT 48 mm Cooling System Adapter for 1999 GMC Sierra 1500 - 12032

    STANT® 48 mm Cooling System Adapter for 1999 GMC Sierra 1500

    PartNumber: 12032
    Product Specifications
    • Quantity: 1 Piece
    • Size: 48 mm
    • UPC: 033342495104
    • Part Description: 1999 GMC Sierra 1500 48 mm Cooling System Adapter
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $86.79
  • OEM 1999 GMC Sierra 1500 Fan Clutch Diagram - 20913877
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Fan Clutch

    PartNumber: 20913877
    OEM 1999 GMC Sierra 1500 Fan Clutch - 20913877
    Product Specifications
    • Notes: 4.3 Liter, 1999-04, W/AC; 4.8, 5.3 & 6.0 Liter, 4.8l & 5.3l 1999-04, 6.0 Liter, W/AC; All Models; 4.3l; W/AC;All Models; 4.8l; W/AC;All Models; 5.3l; W/AC
    • Other Names: Clutch, Fan Clutch
    • Item Dimensions: 8.2 x 8.2 x 6.1 inches
    • Item Weight: 5.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 22149877, 15710101, 15073014
    • Part Description: 1999 GMC Sierra 1500 Fan Clutch
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
    $259.34 MSRP: $489.34
    You Save: $230.00 (48%)
  • Gates Engine Coolant Molded Radiator Hose for 1999 GMC Sierra 1500 - 22438

    Gates® Engine Coolant Molded Radiator Hose for 1999 GMC Sierra 1500

    PartNumber: 22438
    Product Specifications
    • Branch Quantity: 1
    • Contains Spring: No
    • End 1 Inside Diameter: 1.52 in
    • End 2 Inside Diameter: 1.77 in
    • End 3 Inside Diameter: 1 in
    • Material: EPDM, Plastic
    • Modular Components: Branch
    • Modular Hose: Yes
    • Molded: Yes
    • Number of Quick Connect Fittings: 0
    • OE Part Number: 47849
    • UPC: 072053447613
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Molded Radiator Hose
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    $45.29
  • Victor Reinz Dual Round Port Oil Cooler Gasket for 1999 GMC Sierra 1500 - 71-13510-00

    Victor Reinz® Dual Round Port Oil Cooler Gasket for 1999 GMC Sierra 1500

    PartNumber: 71-13510-00
    Product Specifications
    • Notes: with Dual Round Ports
    • Color: Color May Vary
    • Complete: Y
    • Configuration: One Piece
    • Contains Applications: Y
    • Length: 2.6300
    • Material: Molded Rubber And Metal
    • Meets or Exceeds OEM Specs: Y
    • Release Wave: 12/15/2017
    • Rim Shape: Oval
    • UPC: 023913670535
    • Width: 1.0400
    • Part Description: 1999 GMC Sierra 1500 Dual Round Port Oil Cooler Gasket
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    $7.88
  • Four Seasons Electric Fan Kit for 1999 GMC Sierra 1500 - 36897

    Four Seasons® Electric Fan Kit for 1999 GMC Sierra 1500

    PartNumber: 36897
    Product Specifications
    • Notes: Universal Fit Auxiliary Electric Fan. Add on fans used to supplement the primary Eng cooling fan.;Universal Fit Primary cooling fan. Reversible for push or pull operation. Includes mounting hardware. Controls not included.
    • Blade Color A : Black
    • Blade Material: Plastic; Reinforced Nylon
    • Blade Quantity: 8
    • Blade Type: curved 'S' blade
    • CFM Free Air High: 1250
    • CFM Free Air Low: 1250
    • CFM Rad Mnt High: 1050
    • CFM Rad Mnt Low: 1050
    • Color: Black
    • Depth IN: 3.71"
    • Dia. IN: 14.000
    • Dia. MM: 355.600
    • Fan 1 Diameter: 14.000
    • Fan Clutch Mounted: no
    • Fan Quantity: 1
    • Fan Type: Universal Electric fan
    • Material: Reinforced Nylon
    • Mounting Hardware: Included
    • O.E. Replacement: No
    • Performance Rated: Yes
    • Rotation: Reversible
    • SDS Required: No (135233618)
    • Shroud Color: Black
    • Shroud Included: finger guard on fan
    • Shroud Material: Plastic; reinforced nylon
    • Style: Reversible Fan
    • Universal Or Specific Fit: Universal Electric fan
    • UPC: 096361368972
    • Voltage: 12
    • Volume (CFM): 1085
    • Wiring Harness Length: 36.000
    • Part Description: 1999 GMC Sierra 1500 Electric Fan Kit
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 4.8L
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    • 1999 GMC Sierra 1500 | All Trims | 8 Cyl 5.3L
    Show More
    $74.86
  • Gates Engine Coolant Standard Water Pump for 1999 GMC Sierra 1500 - 43315

    Gates® Engine Coolant Standard Water Pump for 1999 GMC Sierra 1500

    PartNumber: 43315
    Product Specifications
    • Housing: Cast Iron
    • Impeller Material: Stamped Steel
    • Number of Outlets: 3
    • Rotation of Impeller: Reverse
    • Timing Belt Driven: No
    • UPC: 770075143987
    • Part Description: 1999 GMC Sierra 1500 Engine Coolant Standard Water Pump
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | All Trims | 6 Cyl 4.3L
    $40.96
  • OEM 1999 GMC Sierra 1500 Inlet Assembly Diagram - 12600172
    View Related Parts

    OEM (Genuine) 1999 GMC Sierra 1500 Inlet Assembly

    PartNumber: 12600172
    OEM 1999 GMC Sierra 1500 Inlet Assembly - 12600172
    Product Specifications
    • Notes: 4.8, 5.3 & 6.0 Liter
    • Item Dimensions: 6.4 x 4.2 x 4.2 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12581594
    • Part Description: 1999 GMC Sierra 1500 Inlet Assembly
    More Info
    Vehicle Fitment
    • 1999 GMC Sierra 1500 | Base, C3, Denali, HT, Hybrid, SL, SLE, SLT, WT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L ELECTRIC/GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
    $42.42 MSRP: $80.07
    You Save: $37.65 (48%)
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