Want this question answered?
You can find ignition coil for a 2001 Blazer on http://www.made-in-china.com/products-search/hot-china-products/Ignition_Coil.html
ignition what? coil, swicth,module, lock cylinder? gm Jim
Replace the coil.
will be either,ignition coil,,or module,,easy to replace
http://www.ehow.com/how_4509339_replace-ignition-coil-pack-ford.html
Ignition what? Switch? Coil?
Replace the ignition coil(s).
How change my ignition switch nissan 2001 sentra.
Replace it only if it becomes defective.
On a 2001 Ford Expedition : Both the 4.6 and 5.4 have the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils
there is a coil on each plug
pull the two bolts buy new or used ignition coil the replace the ignition coil is on th left side of motor right by the tbi