HomeElectrical, Lighting and Body > SwitchesStandard Ignition TCA90 4WD Switch
Part #: TCA90

Standard Ignition TCA90 4WD Switch

⚙️ 18 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Colorado and Canyon
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Overview of Standard Ignition 4WD Switch TCA90

The Standard Ignition 4WD Switch TCA90 is designed specifically for Chevrolet and GMC trucks, including the Canyon and Colorado models. This switch features a female rectangular connector and a male blade terminal configuration, ensuring reliable electrical connections for your vehicle's four-wheel drive system.

  • Compatible with Chevrolet Canyon and Colorado, GMC Canyon and Colorado
  • Female rectangular connector with one connection point
  • Seven male blade terminals for secure electrical contact
  • Includes the switch component only
  • Part number TCA90 for precise identification

Detailed Product Description

The Standard Ignition 4WD Switch TCA90 is engineered to meet the electrical and mechanical requirements of select Chevrolet and GMC trucks. It features a single female rectangular connector designed to mate with the vehicle’s wiring harness, providing a stable and corrosion-resistant connection. The switch includes seven male blade terminals, which are commonly used in automotive electrical systems for their durability and ease of installation. This switch is a direct replacement part, ensuring compatibility and proper function within the 4WD control system of the Chevrolet Canyon, Colorado, and GMC Canyon, Colorado models.

Common Applications and Issues Addressed

  • Restores proper operation of the 4WD system in Chevrolet and GMC trucks
  • Replaces faulty or worn 4WD switches causing intermittent or no engagement
  • Solves electrical connection problems related to damaged connectors or terminals
  • Addresses issues with 4WD indicator lights not functioning correctly
  • Improves reliability of the 4WD control system in off-road or adverse conditions

Installation Notes and Tips

  • Ensure vehicle ignition is off before beginning installation
  • Disconnect the battery to prevent electrical shorts during replacement
  • Carefully disconnect the female rectangular connector from the old switch
  • Verify the orientation of the seven male blade terminals before connecting
  • Test the 4WD system after installation to confirm proper operation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 4WD Switch TCA90 undergoes rigorous quality control to ensure durability and reliable performance in Chevrolet and GMC trucks. Warranty coverage details should be confirmed with the product documentation or supplier, as it may vary by region or distributor.

BrandStandard Ignition
Part NumberTCA90
Connector GenderFemale
Connector ShapeRectangular
ContentsSwitch
Terminal GenderMale
Terminal TypeBlade

This part fits 18 vehicles. Search below:

YearMakeModelPositionNotes
2012ChevroletColoradoN/ATransfer Case
2012GMCCanyonN/ATransfer Case
2011ChevroletColoradoN/ATransfer Case
2011GMCCanyonN/ATransfer Case
2010ChevroletColoradoN/ATransfer Case
2010GMCCanyonN/ATransfer Case
2009ChevroletColoradoN/ATransfer Case
2009GMCCanyonN/ATransfer Case
2008ChevroletColoradoN/ATransfer Case
2008GMCCanyonN/ATransfer Case
2007ChevroletColoradoN/ATransfer Case
2007GMCCanyonN/ATransfer Case
2006ChevroletColoradoN/ATransfer Case
2006GMCCanyonN/ATransfer Case
2005ChevroletColoradoN/ATransfer Case
2005GMCCanyonN/ATransfer Case
2004ChevroletColoradoN/ATransfer Case
2004GMCCanyonN/ATransfer Case

* 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:

600-9138830104189048488FWD111FWD89

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.