"This is super important. Solder all new wire connections!" Quick video of all the grounds on my 2003 Chevy and what I did to be certain there is no disconnect.
You had a ground wire going to the battery negative terminal. Was the other end of that wire also going to the firewall where all the wires are now connected?
Awesome video sir, exactly what I needed. Appreciate you!
Overboard? Sounds like a great idea, if GM would have done the grounding right the first time…
What size bolt did you use for the new ground on the block
You had a ground wire going to the battery negative terminal. Was the other end of that wire also going to the firewall where all the wires are now connected?
Yes it was
Do the Big 4 upgrade..... It's a upgrade we use in the car audio world..... Use 1/0 awg.... And it would take care of your problem grounds.....
I’ve only ever heard/done it as the big 3 hahah
Anyone getting this code and o2 sensor? It doesn't let me clear it also
Me to
Start by stating what year make and model u are discussing all car and trucks are not the same
Looks to be early 2000 Suburban or Tahoe
Exactly
What size wire did you use for the ecm ground ?