Chevrolet Repair Questions? Ask a Mechanic for Answers ASAP
First start by charging up your batteries, then when they are fully charged, hold it to crank position and bang on the steering column and see if it fires up.
frequently an ignition switch issue can be found by jostling the switch
yes but the lights dimming may also be a stuck starter or even the engine may be hydrolocked from an injector or a head gasket, so next i'd see if you can turn the engine by hand and make sure it will, if it does try tapping on the starter to see if it is stuck.