I have a 5.7 vortec and i have lost all spark i have changed cam sensor the whole distributor unit and had the brain flashed. But whats weird is when its turning over it will almost start but then los

I have a 5.7 vortec and i have lost all spark i have changed cam sensor the whole distributor unit and had the brain flashed. But whats weird is when its turning over it will almost start but then los 1 Answer

so the other day i moved my 1997 chevy k1500 in my driveway and put my plow on then let it run for a while. I came bacj to it about 30 mins later and it was dead. I tried to crank it but got nothing. after going over everything replacing coil icm ecm crank sensor cam sensor plugs wires complete distributer from cap to oil pump . I have spark but when it it reaches distributer i get no spark to wires. Any ideas? I have never seen this before, im at a loss, please help!! 7 Answers

so the other day i moved my 1997 chevy k1500 in my driveway and put my plow on then let it run for a while. I came bacj to it about 30 mins later and it was dead. I tried to crank it but got nothing...

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.

i have a 97 chevy 1500 5.7 vortec and it runs choppy at idle 7 Answers

i have a 97 chevy 1500 5.7 vortec and it runs choppy at idle and when taking off but pulls out of it at 1500rpms but when it shifts it boughs until 1500rpms again and at highway speed i cant run ove...

I have a k1500 chevy pickup with a 350 motor It will not start all the time and shuts off when coming to a stop sometimes. 1 Answer

There is no ground single coming from the ecm to the injectors. I have replaced the ecm and throttle position, air idle, and map sensors. I also checked the ground wires and cleaned the conections.