Standard Ignition 4WD Actuator P/N:TCA-29
The Standard Ignition 4WD Actuator, part number TCA-19, engages and disengages four-wheel drive when you call for it, and it is a direct-fit replacement for the listed applications. It fits many vehicles, among them the 1988-1996 Chevrolet K1500, 1995-1996 Chevrolet Tahoe and 1992-1996 GMC Yukon. See the "Vehicles it fits" section for the full list.
Signs a 4WD actuator may need replacing include four-wheel drive that won't engage or won't disengage when selected. Other parts of the four-wheel-drive system can cause the same symptoms, so diagnose the cause before replacing anything. If the original actuator is at fault, TCA-19 replaces it.
Interchange: FWD13 · SW7971 · 26013495A
This part cross-references / interchanges with the following part numbers:
Is this the right 4WD actuator for a 1995-1996 Chevy Tahoe?
TCA-19 is listed for the 1995-1996 Chevrolet Tahoe, and also for the 1988-1996 Chevrolet K1500 and 1992-1996 GMC Yukon. Check the "Vehicles it fits" section to confirm your exact vehicle.
What does a 4WD actuator do?
It engages and disengages the four-wheel-drive system when 4WD is selected, so the drivetrain can switch between two-wheel and four-wheel drive.
What are signs the 4WD actuator may need replacing?
Four-wheel drive that won't engage or won't disengage when selected may involve the actuator. Other parts can cause the same symptoms, so diagnose the cause before replacing anything.
Is the TCA-19 tested?
Yes. Standard Ignition states that its parts are 100% tested to verify both mechanical and electrical switching performance.
What kind of conductors does the TCA-19 use?
It uses copper alloy conductors. Standard Ignition specifies them for superior electrical conductivity with low resistive losses.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.