Powertrax TRANSMISSION User Manual
Page 11

Remove plenum extension (distributor cover) and loosen or remove distributor
cap to prevent interference with firewall.
Support engine with floor jack under rear of oil pan.
Support transmission with transmission jack.
Remove driveline beam (torque arm).
Lower engine/transmission for access and disconnect T.V. cable (throttle valve),
if applicable. T.V. cables were used in 1984 through part of the 1986 models.
Disconnect T.V. cable at TPI throttle and remove from vehicle.
Disconnect overdrive cooler lines from overdrive and at radiator . Remove lines
from vehicle.
Drain overdrive fluid from radiator and plug radiator fitting.
Disconnect shifter linkage at transmission and remove weather seals from floor
pan.
Disconnect first gear switch, if applicable, and overdrive electrical connectors.
Tape connectors to prevent shorts and fasten out of the way with wire ties.
Disconnect speedometer sensor and replace connector plug with GM
#12085498. Plug may be wired either way.
Disconnect backup/reverse light switch and replace connector with supplied plug.
Plug may also be wired either way.
Remove transmission assembly , 4 bolts, at bell-housing being careful to
properly support transmission weight to prevent damage to clutch.
Remove driver’s seat, 4 bolts, from seat tracks to floor . Seat bottom can be
loosened to get at electrical plugs.
Remove shifter console trim plate with shifter boot after first removing shifter
knob.
Disconnect the reverse lock cable from shifter.
Remove console storage compartment lock assembly.
Remove the driver ’s side panel from console – (screws along storage
compartment edge and through carpet into transmission tunnel).
Remove shifter assembly and mounting bracket.
Cut out recessed shifter mounting pocket from floor pan using body saw or
similar tool.
Step 2 Install Speedometer Sensor GM #10456087
It may be necessary to re-align sensor retainer on sensor housing for sensor electrical
connector to be positioned toward bottom of transmission.
Step 3 Shifter
Prior to installing the transmission, it is recommend that the shifter be assembled to the
transmission and all rod adjustments made. Once all rods are set, disassemble shifter
and rods from the transmission and set aside.
WINNERS RUN RICHMOND
11