Transmission

Manual

4 speed 1985-1986

• Saginaw (M26 or M27?)

5 speed 1985-1989

• Borg-Warner (TREMEC) T5
• https://en.wikipedia.org/wiki/Borg-Warner_T-5_transmission
• RPO: ML3 (TRANSMISSION, MAN 5 SPD, BORG WARNER, 77MM, 3.76)

Automatic

700R4 / 4L60 / 4L60E

3.06 1st gear, 1.63 2nd gear, 1.00 3rd gear, .070 4th gear

Common failures for the 4L60E

symptom -> cause -> any possible repair

Credit for this information goes to Sherlock9C1 from the Impala SS forum

Transmission Oil Cooler Lines

1996-2005

Upper ACDelco 15053318

Lower ACDelco 15053317

3/8" Transmission/Oil Cooler hose 400 psi

Transmission Temp and Pres Gauges

VDO Vision Series Pressure 350110

VDO Vision Series Temperature 310107