chevy 2001 pickup changed the multi light function switch because only had bright lights. Now the truck won't start and the headlights only work when the key is off. Please help.

chevy 2001 pickup changed the multi light function switch because only had bright lights. Now the truck won't start and the headlights only work when the key is off. Please help. 1 Answer

I have a 94 Cheyenne with a 4.3 v6. The heads we just redid and as we hooked battery back up the truck runs great. Except the brake lights only work when key is off. When on cruise and wipers dont wor 2 Answers

We have replaced every sensor on engine...but since new battery the brake lights cruise and wipers dont work when running

89 chevy 1500 brake lights not working. Flashers, signal, parking lights work and break fuse has power when the key is on. Found that that the brake switch has power when the brake is not being used with the ignition on - Lights not on. Depressing the brake pedal = no power to the brake switch with ignition on. Seams wierd ???? 4 Answers

89 chevy 1500 brake lights not working. Flashers, signal, parking lights work and break fuse has power when the key is on. Found that that the brake switch has power when the brake is not being used...

okay so I just did my tune up. I drove the truck yesterday and it drove fine. everyone keeps telling me that the timings off. but I have everything in the right firing order and now its not starting its back firing and now I have smoke coming from under the hood. the spark im getting is an orange color. the truck is acting like it wants to start the motor turns but it wont completely start. please help! 4 Answers

just changed spark plugs, cap, rotors, and wires. the truck ran fine and started fine just yesterday. Chevy C1500, Motor350 5.7 V8.

Short somewhere in the ignition switch turn the key on my interior lights on my dash lights everything start acting up I replaced the initial switch and the multiple turn signal switch which connects 2 Answers

It's a 1997 Chevy Silverado K 1500 5.0 engine my problem is that I replace the ignition switch I replace the multiples turn signal switch when I turn the key dash lights come on they start flick...