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drdarthinvader
February 7th, 2009, 09:06 PM
this is the weirdest thing i've just finished replacing the valve springs on my vx ss ls1 with duel springs and went for a drive it threw these dtc fault codes

p0740-tcc enable control solenoid
p0748-pc solenoid a control circuit
p0753-shift solenoid A
p0758-shift solenoid B
p1860-tcc pulse shift width modulation pwm solenoid

my 4l60e is stuck in 3rd but can manual shift 1st to 3rd and have reverse
need advise........thanks

TTVN
February 7th, 2009, 11:13 PM
has the harness pulled out of the trans plug ???

check that first id say

drdarthinvader
February 8th, 2009, 01:10 AM
thanks for that i lent over the fuse box and the fuse for the transmission was detached it also supplies power to the maggie water pump it was a temp fitting
well thats what ill be replacing thanks