It is easy . Go to auto parts store buy the ignition switch since directions are in the box. You will need one piece that you can make to hold the springs in place while removing it and replace it . Allow 4 hours for a beginner.
With no key you will have to drill out the existing tumbler assembly from the switch in order to unscrew the ignition switch bezel.
Ignition Lock? or Door Lock?
That truck should have electronic ignition, no points.
You will need to remove the retaining ring from the top of your 1975 Chevrolet pickup truck ignition cylinder. Slide the ignition cylinder out and remove the wiring harness. Reverse the process to install the new ignition cylinder.
Turn it, then pull up and out.
The 1999 Chevy S 10 pickup truck ignition module can be found on the firewall in the engine compartment. The ignition module will be on the drivers side of the firewall.
how to remove cover to replace ignition lock cylinder and what type of tools do i need
Sure, You will have to change everything,motor mounts,computer,wire harness, exhaust, etc...
how long does it take to replace a carburetor on a chevy truck?
can a chevy truck with a 350 engine with a tbi cause detonation and pre- ignition?
Don't replace anything. The dealer can make you new keys by using the Vin # on your vehicle.
call a lock smith .