Activating System (Blazer, Jimmy, S10 Pickup & Sonoma)
Remove key from ignition switch. Ensure SIR fuse is still removed from fuse block. In reverse order, connect SIR component Yellow SIR connectors to vehicle harness and install CPA clips. Install SIR fuse in fuse block. Staying away from both air bags, turn ignition switch to ON position. Ensure AIR BAG warning light flashes 7 times, and then turns off. To complete installation, reverse removal procedures.