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GMC Differential Actuator

10 items

A front differential actuator helps engage or disengage the front axle connection on some four-wheel-drive vehicles. The actuator operates as part of the vehicle's 4WD system, so the replacement must match the system and the part mounted at the front axle.

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4WD Front Differential Actuator Assembly for 2014-2019 GMC Sierra 2500 HD4WD Front Differential Actuator Assembly for 2014-2019 GMC Sierra 2500 HD
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2014-2019 GMC Sierra 2500 HD
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Sierra 2500 HD: 2014 2015 2016 2017 2018 2019
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VNA0
Show less
2002-2006 GMC Envoy XL 4WD Front Axle Disconnect Actuator Assembly for 2002-2009 Chevy Trailblazer GMC Envoy
A-Premium®Part # APDAA001
2002-2006 GMC Envoy XL 4WD Front Axle Disconnect Actuator Assembly for 2002-2009 Chevy Trailblazer GMC Envoy
57 Reviews
$159.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Envoy XL: 2002 2003 2004 2005 2006
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VQRT
Show less
4WD Front Differential Actuator Assembly for 2014-2019 GMC Sierra 3500 HD
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2014-2019 GMC Sierra 3500 HD
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Sierra 3500 HD: 2014 2015 2016 2017 2018 2019
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VNZ5
Show less
4WD Front Differential Actuator Assembly for 2019 GMC Sierra 1500 Limited
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2019 GMC Sierra 1500 Limited
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits 2019 GMC Sierra 1500 Limited
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VNUD
Show less
4WD Front Differential Actuator Assembly for 2014-2020 GMC Yukon
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2014-2020 GMC Yukon
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Yukon: 2014 2015 2016 2017 2018 2019 2020
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VLE4
Show less
2002-2009 GMC Envoy 4WD Front Axle Disconnect Actuator Assembly for 2002-2009 Chevy Trailblazer GMC Envoy
A-Premium®Part # APDAA001
2002-2009 GMC Envoy 4WD Front Axle Disconnect Actuator Assembly for 2002-2009 Chevy Trailblazer GMC Envoy
57 Reviews
$159.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Envoy: 2002 2003 2004 2005 2006 2007 2008 2009
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VRNX
Show less
4WD Front Differential Actuator Assembly for 2014 GMC Yukon XL 1500
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2014 GMC Yukon XL 1500
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits 2014 GMC Yukon XL 1500
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VN61
Show less
4WD Front Differential Actuator Assembly for 2014-2018 GMC Sierra 1500
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2014-2018 GMC Sierra 1500
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Sierra 1500: 2014 2015 2016 2017 2018
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VNZ0
Show less
4WD Front Differential Actuator Assembly for 2015-2020 GMC Yukon XL
A-Premium®Part # APDAA004
4WD Front Differential Actuator Assembly for 2015-2020 GMC Yukon XL
57 Reviews
$89.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Yukon XL: 2015 2016 2017 2018 2019 2020
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VNZE
Show less
2004-2005 GMC Envoy XUV 4WD Front Axle Disconnect Actuator Assembly for 2002-2009 Chevy Trailblazer GMC Envoy
A-Premium®Part # APDAA001
2004-2005 GMC Envoy XUV 4WD Front Axle Disconnect Actuator Assembly for 2002-2009 Chevy Trailblazer GMC Envoy
57 Reviews
$159.99
Enter ZIP codeFree standard shipping
2-year warranty
90 days free return
Fits GMC Envoy XUV: 2004 2005
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: GMC
Item LocatedUnited States
Quantity1
Installation PositionFront
ConditionNew
item #1004VLYS
Show less

Front Differential Actuator Assemblies

A front differential actuator helps engage or disengage the front axle connection on some four-wheel-drive vehicles. The actuator operates as part of the vehicle's 4WD system, so the replacement must match the system and the part mounted at the front axle.

A-Premium offers electric actuators and axle disconnect assemblies for selected applications. Some products replace an actuator unit; others are described as a front axle disconnect assembly. Choose the type needed for the repair.

Choosing A 4WD Front Axle Disconnect Actuator

The connector, mounting arrangement and assembly shape can differ with the vehicle and drivetrain. Compare the part being replaced with the specified application and the parts included in the package.

A 4WD warning or a front axle that does not engage can have several causes. Inspect the electrical connections and diagnose the 4WD system before replacing the actuator.

Frequently Asked Questions (FAQ)

Is a front axle disconnect the same as a locking differential?

They perform different jobs. An axle disconnect couples or uncouples part of the front axle driveline; a locking differential is intended to limit differences in speed between the wheels on that axle.

Does this actuator replace the transfer case shift motor?

The front axle actuator and transfer case shift motor operate at different locations. The transfer case selects the drive mode; the axle disconnect connects or disconnects the front axle on vehicles equipped with one.

Why does the connector terminal count matter?

The electrical plug must match the actuator and vehicle circuit. One listed Chevrolet actuator has four terminals, while a Toyota front axle disconnect assembly lists six; those counts apply to those particular products.

Does an axle disconnect assembly include the entire differential?

An axle disconnect assembly is a component associated with the front axle connection, rather than a complete differential. Check its listed contents if the repair also requires gears, shafts or other axle parts.

What else can cause a 4WD engagement warning?

A damaged or corroded connector, wiring problem or another 4WD component can affect engagement. A warning light alone does not identify which part needs replacement.