4l80e change gear completely opposite to what it should
Need some advice.
4l80e change gear completely opposite to what it should at light acceleration gives it instantly up to 4 gears or when kickdown in 3 gears it also goes up to 4 gears
Have logd the sensors
TOS 7400 rpm
VSS 100km/h
TIS 4000rpm
Eng.rpm 4500rpm
Have changed the TOS sensor it's same after.
Br Ponrov
97 Chevy RCSB 4WD, Internally stock 350 ,stock PCM, 4l60e, Bassani headers catback
72 Firebird Formula ,engine 70mod 400 Ram air 3 ,0411 Road Runner PCM program Lextech, Lc-2 ,4l80e , axel9"wavetrack 3.91 ,Front rear brakes from gen5. Camaro,
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