Get four-wheel drive shifting in and out on command again with the Dorman - OE Solutions 4WD Actuator 600-102XD. This actuator controls engagement of the front axle so the drivetrain can switch between two- and four-wheel drive, and it drops in as a direct-fit replacement across a long run of 1983-2005 Chevrolet and GMC S-series trucks and SUVs.
Fitment: 1995-2005 Chevrolet Blazer, 1983-2004 Chevrolet S10, 1983-1994 Chevrolet S10 Blazer, 1992-2005 GMC Jimmy, 1983-1990 GMC S15, 1983-1991 GMC S15 Jimmy, 1991-2004 GMC Sonoma, and 1988-1990 Pontiac 6000. See the Buyer's Guide tab to confirm your exact vehicle.
Interchange: 25031740 · TCA-23 · TCA23 · TCA23T · 7F2002. Manufacturer part number 600-102XD (also 600102XD).
This part cross-references / interchanges with the following part numbers:
What does this 4WD actuator do?
It controls engagement of the front axle, allowing the drivetrain to switch between two- and four-wheel drive when 4WD is selected.
Will it fit my truck?
It's a direct-fit replacement for the listed Chevrolet, GMC and Pontiac applications from 1983-2005. Check the Buyer's Guide tab to confirm your exact year, make and model.
What are the signs this part may need replacing?
4WD that won't engage or disengage, a flashing or stuck 4WD indicator light, or grinding when shifting into four-wheel drive. Diagnose the cause first, as these signs can have other sources.
What numbers does it interchange with?
It cross-references 25031740, TCA-23 (TCA23), TCA23T and 7F2002. Its own manufacturer part number is 600-102XD.
Does replacing this fix my 4WD problem?
If a failed front axle actuator is the cause, this replaces it. Because those symptoms can stem from other components, confirm the actuator is at fault before installing.
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.