too much weight from too many keys cause the cylinder to wear out. try attaching key to breakaway keychain to reduce weight.
Will it even crank? If it won't, you have an ignition switch or lock cylinder going bad. If it does crank, just not running, then check to make sure fuel pressure is good and that the ignition coil is good. When exactly will it not start?
I'd call a locksmith. The ignition wil probably have to be drilled and replaced.
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The 2001 Chevy Blazer does have an ignition security system that is controlled by the computer in the vehicle. The light might come on because of an error that is coming up in the computer due to a key problem or an ignition problem. This is a common issue with the 2000 and 2001 Blazer.
how do i change a ignition cylinder on a 01 Monte Carlo
To change the ignition lock cylinder in a 2001 Chevrolet Tracker, first disarm the air bag system. Then remove the clock spring assembly to be able to remove the old ignition lock cylinder and replace with a new.
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
how to change spark plugs on a 2001 expedition
The 1 cylinder on a 2001 ford expedition 4.6l engine. Is located on the Pass. Side. The first one you see.
How change my ignition switch nissan 2001 sentra.
First cylinder up front on drivers side.
at each spark plug
Your 2001 Ford Expedition has the Coil On Plug ( C.O.P. ) ignition system so there are ( 8 ) individual coils
You will have to destroy the old one to remove, possible by drilling straight through it.
On a 2001 Ford Expedition , 4.6 : The firing order is ( 1 - 3 - 7 - 2 - 6 - 5 - 4 - 8 ) It has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils The engine cylinder locations are numbered : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle
On a 2001 Ford Expedition , 4.6 and 5.4 The firing order is ( 1 - 3 - 7 - 2 - 6 - 5 - 4 - 8 ) The engine cylinder locations are numbered : firewall 4 - 8 3 - 7 2 - 6 1 - 5 front of vehicle It has the Coil On Plug ( C.O.P. ) ignition system with ( 8 ) individual coils