122 products about 2020 GMC Sierra 2500 HD A/C & Heating foundVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Regular Cab, Non-Extending, Right Side Only; Regular Cab, Manual Extending, W/O Power, Right Side Only; Regular Cab, Manual Extending, W/Power, Manual Folding, Right Side Only; Regular Cab, Manual Extending, W/Power, Power Folding, Right Side Only; Double & Crew Cab, Non-Extending, Right Side Only; Double & Crew Cab, Manual Extending, W/O Power, Right Side Only; Double & Crew Cab, Manual Extending, W/Power, Manual Folding, Right Side Only; Double & Crew Cab, Manual Extending, W/Power, Power Folding, Right Side Only; Double & Crew Cab, Power Extending, Right Side Only Location: Passenger Side Item Dimensions: 2.0 x 2.1 x 1.0 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD In-Car Sensor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $8.14 MSRP: $15.34
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Regular Cab, Non-Extending, Right Side Only; Regular Cab, Manual Extending, W/O Power, Right Side Only; Regular Cab, Manual Extending, W/Power, Manual Folding, Right Side Only; Regular Cab, Manual Extending, W/Power, Power Folding, Right Side Only; Double & Crew Cab, Non-Extending, Right Side Only; Double & Crew Cab, Manual Extending, W/O Power, Right Side Only; Double & Crew Cab, Manual Extending, W/Power, Manual Folding, Right Side Only; Double & Crew Cab, Manual Extending, W/Power, Power Folding, Right Side Only; Double & Crew Cab, Power Extending, Right Side Only Location: Passenger Side Item Dimensions: 2.0 x 2.1 x 1.0 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD In-Car Sensor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $8.14 MSRP: $15.34
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Regular Cab, Non-Extending, Right Side Only; Regular Cab, Manual Extending, W/O Power, Right Side Only; Regular Cab, Manual Extending, W/Power, Manual Folding, Right Side Only; Regular Cab, Manual Extending, W/Power, Power Folding, Right Side Only; Double & Crew Cab, Non-Extending, Right Side Only; Double & Crew Cab, Manual Extending, W/O Power, Right Side Only; Double & Crew Cab, Manual Extending, W/Power, Manual Folding, Right Side Only; Double & Crew Cab, Manual Extending, W/Power, Power Folding, Right Side Only; Double & Crew Cab, Power Extending, Right Side Only Location: Passenger Side Item Dimensions: 2.0 x 2.1 x 1.0 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD In-Car Sensor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $8.14 MSRP: $15.34
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Item Dimensions: 13.6 x 11.1 x 1.2 inches Item Weight: 0.70 Pounds Fitment Type: Direct Replacement Replaces: 23456097, 13356916 Part Description: 2020 GMC Sierra 2500 HD In-Car Sensor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $30.00 MSRP: $54.32
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
You Save: $6.28 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
You Save: $6.28 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
You Save: $6.28 (45%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas, Low Pressure Item Dimensions: 1.4 x 0.7 x 0.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 24436648 Part Description: 2020 GMC Sierra 2500 HD AC Tube Seal More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $7.78 MSRP: $14.06
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Core Height: 8.65 Core Length: 10.87 Core Thickness: 1.5 Flow Configuration: Cross Flow Inlet Connection Type: Hose Clamp Inlet Diameter: 11.7 OE Part Number: 84340800 Outlet Connection Type: Hose Clamp Outlet Diamter: 15.88 UPC: 762405973814 Part Description: 2020 GMC Sierra 2500 HD A C Evaporator Core More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | All Trims | All Engines VEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Diesel; 6.6 Liter Diesel Other Names: Condenser Item Dimensions: 47.3 x 20.7 x 8.8 inches Item Weight: 7.60 Pounds Fitment Type: Direct Replacement Replaced by: 86507080 Part Description: 2020 GMC Sierra 2500 HD Condenser More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $191.32 MSRP: $288.58
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Gas Other Names: Condenser Item Dimensions: 48.8 x 21.2 x 9.0 inches Item Weight: 7.70 Pounds Fitment Type: Direct Replacement Replaced by: 85524339 Part Description: 2020 GMC Sierra 2500 HD Condenser More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $177.98 MSRP: $268.49
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Diesel; 6.6 Liter Diesel, Sensors Item Dimensions: 2.1 x 2.0 x 2.0 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 12670600 Replaced by: 12707766 Part Description: 2020 GMC Sierra 2500 HD Sensor Asm-Intake Air Pressure & Temperature More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $26.29 MSRP: $52.19
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; Gas Other Names: Compressor Item Dimensions: 14.3 x 13.7 x 10.5 inches Item Weight: 14.30 Pounds Replaced by: 85652444 Part Description: 2020 GMC Sierra 2500 HD Compressor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $278.30 MSRP: $506.02
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Diesel; Silverado, Sierra 2500 Hd; Diesel Other Names: Compressor Item Dimensions: 14.0 x 13.9 x 10.9 inches Item Weight: 14.00 Pounds Fitment Type: Direct Replacement Replaced by: 85652448 Part Description: 2020 GMC Sierra 2500 HD Compressor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL $285.18 MSRP: $518.52
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas; Silverado, Sierra 2500 Hd; Gas Other Names: Compressor Fitment Type: Direct Replacement Replaced by: 85652444 Part Description: 2020 GMC Sierra 2500 HD Compressor More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L GAS $279.57 MSRP: $506.02
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: W/Dual-Zone, W/O Heated Seats, W/Dual-Zone, W/O Heated Seats Other Names: Heater Control Item Dimensions: 11.8 x 5.0 x 4.9 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Heater Control More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | SLE | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $147.39 MSRP: $266.78
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: W/Dual-Zone, W/O Heated Seats, W/Dual-Zone, W/O Heated Seats Other Names: Heater Control Item Dimensions: 11.8 x 5.0 x 4.9 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Heater Control More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | SLE | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $147.39 MSRP: $266.78
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: W/Dual-Zone, W/Heated Seats, W/Vented Seat Other Names: Heater Control Item Dimensions: 11.8 x 5.0 x 5.0 inches Item Weight: 1.10 Pounds Fitment Type: Direct Replacement Replaced by: 84963890 Part Description: 2020 GMC Sierra 2500 HD Heater Control More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Denali, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $56.54 MSRP: $102.82
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: W/Dual-Zone, W/Heated Seats, W/Vented Seat Other Names: Heater Control Item Dimensions: 11.8 x 5.0 x 5.0 inches Item Weight: 1.10 Pounds Fitment Type: Direct Replacement Replaced by: 84963890 Part Description: 2020 GMC Sierra 2500 HD Heater Control More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Denali, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $56.54 MSRP: $102.82
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas; 6.6 Liter Diesel; Silverado, Sierra 2500 Hd Other Names: Dehydrator, Drier Item Dimensions: 3.2 x 3.2 x 16.8 inches Item Weight: 16.20 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Drier More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $125.28 MSRP: $227.81
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas; 6.6 Liter Diesel; Silverado, Sierra 2500 Hd Other Names: Dehydrator, Drier Item Dimensions: 3.2 x 3.2 x 16.8 inches Item Weight: 16.20 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Drier More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $125.28 MSRP: $227.81
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 6.6 Liter Gas; 6.6 Liter Diesel; Silverado, Sierra 2500 Hd Other Names: Dehydrator, Drier Item Dimensions: 3.2 x 3.2 x 16.8 inches Item Weight: 16.20 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Drier More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $125.28 MSRP: $227.81
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: W/O Dual-Zone, W/O Heated Seats, Labeled 84499501 Other Names: Dash Control Unit, Heater Control Item Dimensions: 11.8 x 4.8 x 5.0 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Dash Control Unit More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | Base, SLE | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $121.44 MSRP: $229.16
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: W/O Dual-Zone, W/O Heated Seats, Labeled 84499501 Other Names: Dash Control Unit, Heater Control Item Dimensions: 11.8 x 4.8 x 5.0 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Part Description: 2020 GMC Sierra 2500 HD Dash Control Unit More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | Base, SLE | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $121.44 MSRP: $229.16
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; W/Auxiliary Rear A/C; Manual Folding Outside; Mirror Other Names: Dash Control Unit, Heater Control Item Dimensions: 14.4 x 5.5 x 3.4 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Replaces: 84499502 Part Description: 2020 GMC Sierra 2500 HD Dash Control Unit More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $121.74 MSRP: $221.35
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Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; W/Auxiliary Rear A/C; Manual Folding Outside; Mirror Other Names: Dash Control Unit, Heater Control Item Dimensions: 14.4 x 5.5 x 3.4 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Replaces: 84499502 Part Description: 2020 GMC Sierra 2500 HD Dash Control Unit More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $121.74 MSRP: $221.35
You Save: $99.61 (46%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Silverado, Sierra 2500 Hd; W/Auxiliary Rear A/C; Manual Folding Outside; Mirror Other Names: Dash Control Unit, Heater Control Item Dimensions: 14.4 x 5.5 x 3.4 inches Item Weight: 0.80 Pounds Fitment Type: Direct Replacement Replaces: 84499502 Part Description: 2020 GMC Sierra 2500 HD Dash Control Unit More Info Vehicle Fitment 2020 GMC Sierra 2500 HD | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL, 8 Cyl 6.6 L GAS $121.74 MSRP: $221.35
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