Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Verify the "IGN E" fuse is good and is powered in the key on, engine off and crank position. Turn the key off.If OK locate and disconnect the 7 wire connector at the Neutral Safety BackUp (NSBU) Switch.Using a suitable jumper, short pins E a Pink wire to the DkGreen wire at pin G.With the key on, verify the starter will crank.If the engine does crank, replace the NSBU Switch.
I just wanted to check whether you need any additional help.