383camaroz28

iTrader: (22)

ok so i did a cam swap, pulled the motor out painted the bay, sanded all the grounds, cranked it over an started but no tach, tach runs off the cps. changed that nothing, checked the grounds on back of head nothing.



could this cut wire shorted out an be my problem?

i washed my bay before relizeing it was exposed.

how do i run a new wire, it goes from pcm to ....


any help will work plz!

Old Geezer

iTrader: (3)

Looks like there may be more than just that white wire that's in trouble.. The green looks to have been "toasted", too.
I'd separate the bundle and start looking.

383camaroz28

iTrader: (22)

Whats that green wire control?

383camaroz28

iTrader: (22)

also it worked before cam swap

383camaroz28

iTrader: (22)

Okay so im geting a tach out singal. I hooked up a 2in tach to that white. Ground. N pos an the mini tach works, i have a bwd cam sensor gonna swap it for a acdelco.

Could the tach just have died?