HomeDriveline and Axles > SwitchesStandard Ignition TCA-28 4WD Indicator Light Switch
Part #: TCA-28

Standard Ignition TCA-28 4WD Indicator Light Switch

⚙️ 7 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 Geo, Tracker
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Overview of Standard Ignition 4WD Indicator Light Switch

The Standard Ignition 4WD Indicator Light Switch (Part Number TCA-28) is designed specifically for Chevrolet and Geo Tracker models. This switch ensures accurate signaling of your vehicle's four-wheel drive status, contributing to reliable driveline performance.

  • Compatible with Chevrolet and Geo Tracker vehicles
  • Gold color with dichromate finish for corrosion resistance
  • Female connector and male blade terminals for secure electrical connections
  • Includes a four wheel actuator switch for precise 4WD indication
  • Two male blade terminals for reliable connectivity

Product Features and Specifications

The TCA-28 4WD Indicator Light Switch features a durable gold color coating combined with a dichromate finish, enhancing its resistance to wear and corrosion. It is equipped with a female connector gender and two male blade terminals, ensuring compatibility with the electrical system of Chevrolet and Geo Tracker models. The switch contains a four wheel actuator switch mechanism, which accurately signals the engagement of the four-wheel drive system.

Function and Application

This 4WD indicator light switch is used to monitor and signal the activation status of the four-wheel drive system in compatible vehicles. It helps address issues such as:

  • Failure of the 4WD indicator light to illuminate
  • Intermittent or inaccurate 4WD status signals
  • Electrical connection problems within the 4WD system
  • Wear or corrosion affecting switch performance
  • Replacement of faulty or damaged 4WD indicator switches

Installation Notes and Tips

When installing the Standard Ignition TCA-28 switch, ensure the vehicle is turned off and the battery is disconnected to prevent electrical hazards. Verify the connector gender and terminal types match your vehicle’s wiring harness. The female connector and male blade terminals should be securely connected to avoid loose contacts. It is recommended to inspect the surrounding wiring and connectors for any signs of damage or corrosion before installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for Chevrolet and Geo Tracker vehicles. The TCA-28 4WD Indicator Light Switch undergoes quality control testing to ensure durability and proper function. Warranty coverage details can be obtained from the product documentation or Standard Ignition’s official resources.

BrandStandard Ignition
Part NumberTCA-28
ColorGold
Connector GenderFemale
ContentsFour Wheel Actuator Switch
FinishDichromate
Terminal GenderMale
Terminal TypeBlade

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
2002ChevroletTrackerN/A
2001ChevroletTrackerN/A
2000ChevroletTrackerN/A
1999ChevroletTrackerN/A
1998ChevroletTrackerN/A
1997GeoTrackerN/A
1996GeoTrackerN/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:

1S34863000020853-10604FWA110FWD39SW3785

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