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Severe weather across the country may cause temporary shipping delays. We’re working closely with carriers to get your order to you as quickly as possible.

Heater Parts for 2026 Buick Envista

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2026 Buick Envista

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Auxiliary Heater Core

Part Number: 23321725
GM 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 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 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

Pipe

Part Number: 12712475
GM GM
Replaces: 12666618
MSRP $94.14
$54.84

Air Conditioning Evaporator and Blower Module Lower Drain Hose

Part Number: 13377447
GM 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 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 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 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 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 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 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 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 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 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 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 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 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

F (S)Hose

Part Number: 84781567
GM GM
MSRP $21.76
$12.68

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