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2001 GMC Sierra 2500 HD

2001 GMC Sierra 2500 HD Thermostat Housings

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Thermostat Housing, 8 Cyl., 6.0L Engine, with Thermostat, Gasket, For Models with Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
Part Number: REPC319601
Guaranteed to Fit
$13.05
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
Product Details
Notes : includes Thermostat, Housing, 1 GasketWarranty : 1-year Replacement unlimited-mileage warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 902700, 12571261Replaces OE Number : 12571261Product Fit : Direct FitReturns Policy : 30-Day Return Policy
OE Solutions Series Thermostat Housing - Natural, Metal, Direct Fit, Sold individually
Part Number: RB902836
Guaranteed to Fit
$20.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Without Water Pump Casting No. 12562459; Does Not Include Thermostat; Use If Original Water Pump Replaced With Later Design; Cover
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Without Water Pump Casting No. 12562459; Does Not Include Thermostat; Use If Original Water Pump Replaced With Later Design; Cover
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Without Water Pump Casting No. 12562459; Does Not Include Thermostat; Use If Original Water Pump Replaced With Later Design; Cover
Product Details
Location : UpperNotes : 0.31 in. Bolt Hole Diameter; 2 Bolt Holes; 30 degrees Housing Neck Angle; 1.64 in. Outlet DiameterWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 85083, 34702, 524KT, CH2836, 815665, 12568911, 12581594, 12600172, 8125689110, 8125815940, 8126001720, 6261, 6261-TReplaces OE Number : 85083, 34702, 524KT, CH2836, 815665, 12568911, 12581594, 12600172, 8125689110, 8125815940, 8126001720, 6261, 6261-TMaterial : MetalRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Natural
OE Solutions Series Thermostat Housing - Natural, Metal, Direct Fit, Sold individually
Part Number: RB9022701
Guaranteed to Fit
$28.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 160 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 160 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 160 Degree Fahrenheit
Product Details
Notes : 1.24 in. ID; 4.39 in. Flange Length; 0.4 in. Flange Thickness; 2.7 in. Flange Width; (3) Bolt Hole Quantity; Gasket TypeWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Replaces OE Number : 85254, 379-160, 12571261, 8125712610Material : MetalRecommended Use : OE ReplacementProduct Fit : Direct FitIncludes : 1 Thermostat Housing; 1 Thermostat; 1 GasketOpening Temperature Rating : 160 degrees FSeries : OE Solutions SeriesThermostat Included : With thermostatInterchange Part Number : 85254, 379-160, 12571261, 8125712610Color Finish : Natural
Thermostat Housing - Direct Fit, Sold individually
Part Number: MRD379-160
Guaranteed to Fit
$15.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Temperature 160F; With Original Water Pump Requiring Integrated Thermostat And Housing; Alternate Temperature Option
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Temperature 160F; With Original Water Pump Requiring Integrated Thermostat And Housing; Alternate Temperature Option
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Temperature 160F; With Original Water Pump Requiring Integrated Thermostat And Housing; Alternate Temperature Option
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
UltraStat Series Thermostat Housing - Direct Fit, Kit
Part Number: MRD524KTUS
Guaranteed to Fit
$26.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : KitProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 187 degreesSeries : UltraStat SeriesThermostat Included : With thermostatRecommended Use : OE ReplacementProduct Fit : Direct Fit
Thermostat Housing - Direct Fit, Sold individually
Part Number: MRDCH3060
Guaranteed to Fit
$23.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 8.1L
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 8.1L
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 8.1L
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Thermostat Housing - Direct Fit, Kit
Part Number: MRD524KT
Guaranteed to Fit
$23.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : KitProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 187 degreesThermostat Included : With thermostatRecommended Use : OE ReplacementProduct Fit : Direct Fit
OE Solutions Series Thermostat Housing - Natural, Metal, Direct Fit, Sold individually
Part Number: RB902700
Guaranteed to Fit
$16.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 186 Degree Fahrenheit
Product Details
Notes : 0.38 in. Bolt Hole Diameter; 3 Bolt Holes; Gasket Included; 30 degrees Housing Neck Angle; 1.5 in. Outlet DiameterWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : JC319601, 37987, 85254, 85580, 33910, 14298, 379-160, 379-180, 379-187, 815254, 815580, 12571261, 8125712610, TG260T, 6260, 6260-T, KGT-379-160T, KGT-379-180T, KGT-379-187T, SK902700Replaces OE Number : 37987, 85254, 85580, 33910, 14298, 379-160, 379-180, 379-187, 815254, 815580, 12571261, 8125712610, TG260T, 6260, 6260-T, KGT-379-160T, KGT-379-180T, KGT-379-187T, SK902700Material : MetalRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Natural
Thermostat Housing - Direct Fit, Sold individually
Part Number: MRD379-187
Guaranteed to Fit
$15.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Temperature 187F; With Original Water Pump Requiring Integrated Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Temperature 187F; With Original Water Pump Requiring Integrated Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Temperature 187F; With Original Water Pump Requiring Integrated Thermostat And Housing; Oe Specified Temperature
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Thermostat Housing - Direct Fit, Sold individually
Part Number: MRD379-180
Guaranteed to Fit
$15.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Temperature 180F; With Housing, Thermostat, and Seal; With Original Water Pump Requiring Integrated Thermostat and Housing; Alternate Temperature Option
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Temperature 180F; With Housing, Thermostat, and Seal; With Original Water Pump Requiring Integrated Thermostat and Housing; Alternate Temperature Option
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Temperature 180F; With Housing, Thermostat, and Seal; With Original Water Pump Requiring Integrated Thermostat and Housing; Alternate Temperature Option
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
OE Solutions Series Thermostat Housing - Natural, Aluminum, Direct Fit, Sold individually
Part Number: RB9022700
Guaranteed to Fit
$29.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 180 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 180 Degree Fahrenheit
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L With Water Pump Casting No. 12562459; With Thermostat Retainer Brackets; 180 Degree Fahrenheit
Product Details
Notes : 1.3 in. ID; 4.38 in. Flange Length; 0.35 in. Flange Thickness; 2.75 in. Flange Width; (3) Bolt Hole Quantity; O-Ring Gasket TypeWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Replaces OE Number : 379-180, 12571261, 8125712610Material : AluminumRecommended Use : OE ReplacementProduct Fit : Direct FitIncludes : 1 Thermostat Housing; 1 Thermostat; 1 O-RingOpening Temperature Rating : 180 degrees FSeries : OE Solutions SeriesThermostat Included : With thermostatInterchange Part Number : 379-180, 12571261, 8125712610Color Finish : Natural
OE Solutions Series Thermostat Housing - Natural, Metal, Direct Fit, Sold individually
Part Number: RB9022068
Guaranteed to Fit
$42.99
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.6L Cover
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.6L Cover
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.6L Cover
Product Details
Notes : Air vented; 0.31 in. Bolt Hole Diameter; 4 Bolt Holes; 2 in. Outlet Diameter; Gasket includedWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 85253, CH3068, 815621, 97225886Replaces OE Number : 85253, CH3068, 815621, 97225886Material : MetalRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Natural
Fail-Safe Series Thermostat Housing - Direct Fit, Kit
Part Number: MRD524KTFS
Guaranteed to Fit
$59.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L Temperature 187F; With Replacement Late Model Water Pump Requiring Separate Thermostat And Housing; Oe Specified Temperature
Product Details
Warranty : 12-month Motorad limited warrantyQuantity Sold : KitProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Opening Temperature Rating : 187 degreesSeries : Fail-Safe SeriesThermostat Included : With thermostatRecommended Use : OE ReplacementProduct Fit : Direct Fit
GM Original Equipment Series Thermostat Housing - Direct Fit, Sold individually
Part Number: AC1511057
Guaranteed to Fit
$42.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 6.0L
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 6.0L
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 6.0L
Product Details
Notes : 2.5 in. Max Height; 0.28 in. Mount Hole Diameter; 1.98 in. Center Bore Diameter; 2.4 in. Inlet Tube Length; 2.99 in. Bolt Hole Center To Bolt Hole CenterWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
OE Solutions Series Thermostat Housing - Natural, Metal, Direct Fit, Sold individually
Part Number: RB9022060
Guaranteed to Fit
$23.49
Vehicle Fitment
  • 2001 GMC Sierra 2500 HD SL 8 Cyl 8.1L Cover
  • 2001 GMC Sierra 2500 HD SLE 8 Cyl 8.1L Cover
  • 2001 GMC Sierra 2500 HD SLT 8 Cyl 8.1L Cover
Product Details
Notes : 0.31 in. Bolt Hole Diameter; 2 Bolt Holes; 180 degrees Housing Neck Angle; 1.5 in. Outlet Diameter; Gasket includedWarranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Butadiene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : 85191, CO34781, CH3060, 815596, 12559861Replaces OE Number : 85191, CO34781, CH3060, 815596, 12559861Material : MetalRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Natural
Page 1 of 2 | Showing 1 - 15 of 19 results

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Very pleased with the thermostat and housing. Perfect fit. Identical to the original See More
Frank D.
VERIFIED PURCHASER

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Helpful Automotive Resources

Thermostat Housing: Leak Causes, Replacement Cost, Symptoms
Thermostat Housing: Leak Causes, Replacement Cost, SymptomsCoolant will also leak out of the system once the housing is cracked, warped, or damaged in any way. A failed or worn seal may also cause a similar issue. Your engine may overheat if your thermostat housing keeps on leaking, so it’s best to address this issue right away. The