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tee-boy
01-07-2008, 09:13 AM
My 94 has a 3 wire o2 sensor. i thought 94's had a one wire sensor? Anyone know the truth in this?

dsponder
01-07-2008, 09:14 AM
my 94 has a 3 wire.

Tbi-MAX
01-07-2008, 09:22 AM
once the truck has the 4l60e it should have the 3wire... so im thinking 93 and up with the electronic trannies.

Blue71
01-07-2008, 09:49 AM
once the truck has the 4l60e it should have the 3wire... so im thinking 93 and up with the electronic trannies.

Nope, 93 did not have the 3wire

94Blazer383
01-07-2008, 10:00 AM
My 94 is 3

TEE
01-07-2008, 10:14 AM
The 3 wire come out in 94....

tee-boy
01-07-2008, 11:03 AM
The 3 wire come out in 94....

why?

91chevZ71
01-07-2008, 11:08 AM
because fullsize gm trucks (88-95) always got the best equipment last, after everybody else (F,Y, B-bodies) had raided the parts bin.

Arger
01-07-2008, 08:27 PM
my 92 has the three wire.