Trouble Shooting: Notes
NOTE:
Models with 4L60-E use Powertrain Control Module (PCM) computer, which controls TCC, pressure control solenoid and shifting solenoids 1-2 and 2-3. Models with 4L60, use PCM to control TCC only.
NOTE:
See appropriate AUTO TRANS DIAGNOSIS - 4L60/4L80 article in AUTOMATIC TRANSMISSIONS section for electrical trouble shooting.
NOTE:
For clutch and band application, see the appropriate CLUTCH & BAND APPLICATION CHART under CLUTCH & BAND APPLICATION.