Standard Ignition TCA-35 4WD Switch

Brand Standard Ignition TCA-35
Color Black
Connector Gender Female; Female
Contents Four Wheel Actuator Switch
Terminal Gender Male; Male
Fits Chevrolet, GMC, and Oldsmobile · 28 vehicles

OE direct replacement. Direct-fit design ensures easy installation.

Extreme-condition materials. Built to withstand harsh environments.

Reliability tested. Extensively tested for dependable performance.

Cross-references Dorman - OE Solutions 901-061, 1S2010 and 53-20702 for the same application. See all 10.

$50.35Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $50.35
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

OE Replacement 4WD Switch for GM Trucks and SUVs

The Standard Ignition TCA-35 is a direct-fit four wheel drive selector switch built for reliable transfer case control. It uses high-quality materials for demanding conditions and is tested for consistent operation, making it a practical replacement for worn or unresponsive 4WD controls.

  • Direct-fit OE replacement for easier installation
  • Black switch body with female/female connectors
  • Male/male terminals with 8 and 4 terminal configurations
  • Built for extreme operating conditions
  • Extensively tested for reliability

Fitment and Application Details

Compatible With 2004-2005 Chevrolet Blazer, 2004-2005 GMC Canyon, 2000-2004 Chevrolet S10, 1998 Chevrolet S10, 1998-2004 GMC Sonoma, 1999-2003 Chevrolet Blazer, 1999-2001 GMC Jimmy, and 1999-2001 Oldsmobile Bravada. This Standard Ignition TCA-35 is a direct replacement for vehicles using the listed 3-button selector switch applications, including Chevrolet Blazer and GMC Sonoma models.

This part cross-references Dorman OE Solutions 901-061 for the same application.

What This Switch Helps Resolve

  • Intermittent or non-functioning 4WD selector input
  • Broken, worn, or sticking dashboard switch operation
  • Electrical connection issues at the transfer case control switch
  • Loss of reliable engagement or mode selection feedback
  • Replacement needs for aging Chevrolet S10, GMC Jimmy, and Oldsmobile Bravada 4WD controls

Installation Notes and Quality Assurance

Verify connector style, terminal count, and 3-button application details before installation. The TCA-35 is designed as an OE-style replacement for straightforward fitment in the listed GM vehicles, including Chevrolet S10 and GMC Canyon applications. Standard Ignition states that each selector switch undergoes extensive testing and is manufactured under complete quality control throughout the production process.

Quality Assurance

Standard Ignition manufactures this 4WD switch with quality control maintained throughout the production process and testing performed to support dependable operation in harsh conditions.

This part fits 28 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2005ChevroletBlazer—N/A—
2005GMCCanyon4WDN/A3 Button
2004ChevroletBlazer—N/A—
2004ChevroletS10—N/A3 Button
2004GMCCanyon4WDN/A3 Button
2004GMCSonoma—N/A3 Button
2003ChevroletBlazer—N/A3 Button
2003ChevroletS10—N/A3 Button
2003GMCSonoma—N/A3 Button
2002ChevroletBlazer—N/A3 Button
2002ChevroletS10—N/A3 Button
2002GMCSonoma—N/A3 Button
2001ChevroletBlazer—N/A3 Button
2001ChevroletS10—N/A3 Button
2001GMCJimmy—N/A3 Button
2001GMCSonoma—N/A3 Button
2001OldsmobileBravada—N/A3 Button
2000ChevroletBlazer—N/A3 Button
2000ChevroletS10—N/A3 Button
2000GMCJimmy—N/A3 Button
2000GMCSonoma—N/A3 Button
2000OldsmobileBravada—N/A3 Button
1999ChevroletBlazer—N/A3 Button
1999GMCJimmy—N/A3 Button
1999GMCSonoma—N/A3 Button
1999OldsmobileBravada—N/A3 Button
1998ChevroletS10—N/A3 Button
1998GMCSonoma—N/A3 Button
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 901-0611S201053-20702735157115037124192440918150371240FWA120FWD47SW2171