I don't know about the blue and gray plastic things, but the ignition lock cylinder must have the key in the on (run) position in order to get it to release in order to remove it, and the same on (run) position to install the lock cylinder.
If you are talking about installing or removing the ignition lock cylinder I believe the key has to be in the run position.
You can replace the ignition lock cylinder in your 1994 Pontiac Firebird without removing the steering will. Remove the retaining ring at the top of the ignition cylinder. The ignition cylinder will slide out.
You can change the ignition cylinder on your 1999 Mercury Mystique by removing the retaining ring at the top of the ignition cylinder. The ignition cylinder will slide out. Remove the wiring harness.
Begin by removing the retaining ring at the top of your 1994 Ford ignition lock cylinder. The ignition lock cylinder will slide out. Remove the wiring harness from the end of the ignition lock cylinder. Reverse the process to install your new ignition lock cylinder.
Begin by removing the retaining ring at the top of your 1996 Mercury Tracer ignition switch. The ignition lock cylinder will slide out. Remove the wiring harness from the end of the cylinder. Reverse the process to install your new ignition lock cylinder.
Begin by removing the retaining ring at the top of your 1996 Chevrolet Silverado ignition lock cylinder. Slide the ignition lock out and remove the wiring harness. Reverse the process to install your new ignition lock cylinder.
Removing a ignition lock cylinder from a 2002 ford windstar with no key
You can remove the 2000 Chevrolet Astro Van the ignition switch cylinder by removing the retaining ring. The retaining ring will need to be turned to the left. The ignition switch cylinder will slide out.
I have not seen a way to do it without removing the steering wheel (and airbag).
yes it can by removing the switch located on the door trim. however this indicates the cylinder is not in the Locked position. The cylinder must be fully turn counter clock wise. If it cant a new cylinder may be needed
On the 5.4 Triton V8 engine, ignition coil A is located on the driver's side of the engine, specifically at the front cylinder, which is the first cylinder closest to the radiator. The ignition coils are mounted on top of each spark plug, and you can access coil A by removing the engine cover and the necessary components for better visibility.
According to the Chilton Corsica/Beretta 1988-1996 Manual, there are 21 steps to removing the ignition cylinder (and another 15 - 20 to reinstall it). Not that I don't want to past them all here, but you should get a manual... they're handy to have for any repairs.