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Standard Ignition TCA150 4WD Actuator
Reliable 4WD Actuator for Select GM Trucks and SUVs
The Standard Ignition 4WD Actuator (Part Number TCA150) is designed to restore proper four-wheel drive engagement on compatible Cadillac, Chevrolet, and GMC vehicles. Engineered with precise connector and terminal specifications, this actuator ensures seamless integration with your vehicle's driveline system.
- Compatible with Cadillac Escalade, Escalade ESV, Chevrolet Silverado 1500, 2500 HD, 3500 HD, Suburban 1500, 3500 HD, Tahoe, and GMC Sierra 1500, 2500 HD, 3500 HD, Yukon, Yukon XL models
- Connector: Female, single oval shape for secure connection
- Terminals: Four male blade terminals for reliable electrical contact
- Color: Black and white finish matching standard OEM appearance
- Includes one actuator unit per package
Product Details and Specifications
The Standard Ignition TCA150 4WD Actuator features a durable black and white finish designed to meet OEM standards. It includes a single female oval connector and four male blade terminals, ensuring compatibility with the factory wiring harness. This actuator is engineered to provide consistent performance in engaging the four-wheel drive system on select GM trucks and SUVs, including the Chevrolet Silverado 1500 Limited and GMC Sierra 3500 HD.
Common Applications and Problem Resolution
This 4WD actuator is used to control the engagement of the front axle in four-wheel drive systems. It addresses issues such as:
- Failure to engage or disengage 4WD mode
- Intermittent or inconsistent 4WD operation
- Electrical connection problems due to worn or damaged terminals
- Actuator motor malfunction causing driveline noise or binding
- Replacement of faulty or damaged actuators in Cadillac Escalade and Chevrolet Silverado models
Installation Notes and Tips
Installation of the Standard Ignition TCA150 actuator requires basic mechanical skills and familiarity with the vehicle’s driveline system. Ensure the vehicle is safely lifted and supported before beginning. Disconnect the battery to prevent electrical shorts. Verify connector orientation and terminal alignment before securing the actuator. After installation, test the 4WD system to confirm proper engagement and operation.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM specifications. The TCA150 4WD actuator undergoes rigorous quality control to ensure durability and reliable performance. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in material and workmanship under normal use.
| Brand | Standard Ignition |
| Part Number | TCA150 |
| Color | Black, White |
| Connector Gender | Female |
| Connector Shape | Oval |
| Contents | 1 Actuator |
| Finish | All standard |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 95 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2020 | Chevrolet | Silverado 2500 HD | N/A | |
| 2020 | Chevrolet | Silverado 3500 HD | N/A | |
| 2020 | Chevrolet | Tahoe | N/A | |
| 2020 | GMC | Sierra 2500 HD | N/A | |
| 2020 | GMC | Sierra 3500 HD | N/A | |
| 2020 | GMC | Yukon | N/A | |
| 2019 | Cadillac | Escalade | N/A | |
| 2019 | Cadillac | Escalade ESV | N/A | |
| 2019 | Chevrolet | Silverado 1500 | N/A | |
| 2019 | Chevrolet | Silverado 1500 LD | N/A | |
| 2019 | Chevrolet | Silverado 2500 HD | N/A | |
| 2019 | Chevrolet | Silverado 3500 HD | N/A | |
| 2019 | Chevrolet | Suburban 3500 HD | N/A | |
| 2019 | Chevrolet | Tahoe | N/A | |
| 2019 | GMC | Sierra 1500 | N/A | |
| 2019 | GMC | Sierra 1500 Limited | N/A | |
| 2019 | GMC | Sierra 2500 HD | N/A | |
| 2019 | GMC | Sierra 3500 HD | N/A | |
| 2019 | GMC | Yukon | N/A | |
| 2018 | Cadillac | Escalade | N/A | |
| 2018 | Cadillac | Escalade ESV | N/A | |
| 2018 | Chevrolet | Cheyenne | N/A | |
| 2018 | Chevrolet | Silverado 1500 | N/A | |
| 2018 | Chevrolet | Silverado 2500 | N/A | |
| 2018 | Chevrolet | Silverado 2500 HD | N/A | |
| 2018 | Chevrolet | Silverado 3500 | N/A | |
| 2018 | Chevrolet | Silverado 3500 HD | N/A | |
| 2018 | Chevrolet | Suburban 3500 HD | N/A | |
| 2018 | Chevrolet | Tahoe | N/A | |
| 2018 | GMC | Sierra | N/A | |
| 2018 | GMC | Sierra 1500 | N/A | |
| 2018 | GMC | Sierra 2500 HD | N/A | |
| 2018 | GMC | Sierra 3500 HD | N/A | |
| 2018 | GMC | Yukon | N/A | |
| 2018 | GMC | Yukon XL | N/A | |
| 2017 | Cadillac | Escalade | N/A | |
| 2017 | Cadillac | Escalade ESV | N/A | |
| 2017 | Chevrolet | Cheyenne | N/A | |
| 2017 | Chevrolet | Silverado 1500 | N/A | |
| 2017 | Chevrolet | Silverado 2500 | N/A | |
| 2017 | Chevrolet | Silverado 2500 HD | N/A | |
| 2017 | Chevrolet | Silverado 3500 | N/A | |
| 2017 | Chevrolet | Silverado 3500 HD | N/A | |
| 2017 | Chevrolet | Suburban 3500 HD | N/A | |
| 2017 | Chevrolet | Tahoe | N/A | |
| 2017 | GMC | Sierra | N/A | |
| 2017 | GMC | Sierra 1500 | N/A | |
| 2017 | GMC | Sierra 2500 HD | N/A | |
| 2017 | GMC | Sierra 3500 HD | N/A | |
| 2017 | GMC | Yukon | N/A | |
| 2017 | GMC | Yukon XL | N/A | |
| 2016 | Cadillac | Escalade | N/A | |
| 2016 | Cadillac | Escalade ESV | N/A | |
| 2016 | Chevrolet | Cheyenne | N/A | |
| 2016 | Chevrolet | Silverado 1500 | N/A | |
| 2016 | Chevrolet | Silverado 2500 | N/A | |
| 2016 | Chevrolet | Silverado 2500 HD | N/A | |
| 2016 | Chevrolet | Silverado 3500 | N/A | |
| 2016 | Chevrolet | Silverado 3500 HD | N/A | |
| 2016 | Chevrolet | Suburban 3500 HD | N/A | |
| 2016 | Chevrolet | Tahoe | N/A | |
| 2016 | GMC | Sierra | N/A | |
| 2016 | GMC | Sierra 1500 | N/A | |
| 2016 | GMC | Sierra 2500 HD | N/A | |
| 2016 | GMC | Sierra 3500 HD | N/A | |
| 2016 | GMC | Yukon | N/A | |
| 2016 | GMC | Yukon XL | N/A | |
| 2015 | Cadillac | Escalade | N/A | |
| 2015 | Cadillac | Escalade ESV | N/A | |
| 2015 | Chevrolet | Cheyenne | N/A | |
| 2015 | Chevrolet | Silverado 1500 | N/A | |
| 2015 | Chevrolet | Silverado 2500 | N/A | |
| 2015 | Chevrolet | Silverado 2500 HD | N/A | |
| 2015 | Chevrolet | Silverado 3500 | N/A | |
| 2015 | Chevrolet | Silverado 3500 HD | N/A | |
| 2015 | Chevrolet | Tahoe | N/A | |
| 2015 | GMC | Sierra | N/A | |
| 2015 | GMC | Sierra 1500 | N/A | |
| 2015 | GMC | Sierra 2500 HD | N/A | |
| 2015 | GMC | Sierra 3500 HD | N/A | |
| 2015 | GMC | Yukon | N/A | |
| 2015 | GMC | Yukon XL | N/A | |
| 2014 | Cadillac | Escalade | N/A | |
| 2014 | Cadillac | Escalade ESV | N/A | |
| 2014 | Chevrolet | Cheyenne | N/A | |
| 2014 | Chevrolet | Silverado 1500 | N/A | |
| 2014 | Chevrolet | Silverado 2500 HD | N/A | |
| 2014 | Chevrolet | Silverado 3500 HD | N/A | |
| 2014 | Chevrolet | Suburban 1500 | N/A | |
| 2014 | Chevrolet | Tahoe | N/A | |
| 2014 | GMC | Sierra 1500 | N/A | |
| 2014 | GMC | Sierra 2500 HD | N/A | |
| 2014 | GMC | Sierra 3500 HD | N/A | |
| 2014 | GMC | Yukon | N/A | |
| 2014 | GMC | Yukon XL 1500 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.