Heater Parts for 2026 Buick Envista
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Auxiliary Heater Core
Part Number: 23321725
GM Other Names: F (S)Core
Description: Long-life alloys provide corrosion resistance
High-strength brazed joints ensure durability
This GM Genuine Part is designed,...
MSRP $332.48
$182.45
Heater Core Outlet Tube
Part Number: 84055896
GM Other Names: F (S)Tube
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $67.35
$39.24
Heater Inlet and Outlet Pipe
Part Number: 12649882
GM Other Names: Pipe
Replaces: 12644531
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
MSRP $49.32
$28.73
Air Conditioning Evaporator and Blower Module Lower Drain Hose
Part Number: 13377447
GM Other Names: F (S)Hose, 1369
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.08
$11.11
HVAC Heater Inlet Pipe
Part Number: 12568744
GM Other Names: F (S)Pipe
Replaces: 12564121, 24508689
Description: Helps circulate coolant
Helps prevent engine overheating and damage
This GM Genuine Part is designed, engineered, and tested to rigorous...
MSRP $54.50
$31.75
HVAC Heater Inlet Pipe
Part Number: 12603191
GM Other Names: Pipe
Replaces: 12585322
Description: Helps circulate coolant
Helps prevent engine overheating and damage
This GM Genuine Part is designed, engineered, and tested to rigorous...
MSRP $26.72
$15.56
Multi-Purpose Pigtail Kit
Part Number: 19367557
GM Other Names: Connector Kit, pt3765
Replaces: 13580876, 15306318, 88988313, 89046558, 89046631, 89046636
Description: Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
MSRP $96.01
$56.95
Heater Core Tube
Part Number: 25906906
GM Other Names: Tube
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
MSRP $31.30
$18.24
Hose Clamp
Part Number: 3825416
GM Other Names: F (S)Hose, 89
Replaces: 3770259
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $7.02
$5.02
Heater and Air Conditioning Evaporator Case
Part Number: 39141365
GM Other Names: F (S)Case
Replaces: 13411579
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
MSRP $51.12
$33.95
Automatic Transmission Case
Part Number: 24044282
GM Other Names: F (S)Case
Replaces: 24043617, 24043736
Description: Manufactured to GM OE specification for fit, form, and function
MSRP $481.28
$300.39
F (S)Case
Part Number: 85587281
GM Replaces: 84532406, 84657927, 84689549, 84693379, 84861596, 84941418, 85129271
MSRP $377.58
$207.20
Air Conditioning Evaporator and Blower Module Drain Hose
Part Number: 84186230
GM Other Names: F (S)Hose
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
MSRP $42.38
$24.69
Air Conditioning Evaporator and Blower Module Drain Hose
Part Number: 84272147
GM Other Names: Hose
Replaces: 23115517, 23433492, 25932623
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
MSRP $37.68
$21.95
Air Conditioning Evaporator and Blower Module Drain Hose
Part Number: 22952704
GM Other Names: F (S)Hose
Replaces: 13251322
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts...
MSRP $22.15
$12.90
Air Conditioning Evaporator Lower Case
Part Number: 84711921
GM Other Names: F (S)Case
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment...
MSRP $135.34
$76.13
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