GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
1997
🢒
Catera
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L30-E
🢒 Automatic Transmission Controls Schematics
Figure
1:
Cell 39: Power, Ignition Switch and Auto Trans. Control Indicator
Automatic Transmission Components
Electronic Component Description
Cell 39: A/T Range Switch
Fuse Block Schematics Schematics
Ground Distribution Schematics
Interior Lights Dimming Schematics
Figure
2:
Cell 39: A/T Range Switch
Automatic Transmission Components
Electronic Component Description
Cell 39: Ground, OSS Sensor and Main Case
Cell 39: Power, Ignition Switch and Auto Trans. Control Indicator
Starting and Charging Schematics
Backup Lamp Schematics
Figure
3:
Cell 39: Ground, OSS Sensor and Main Case
Automatic Transmission Components
Transmission Control Module Inputs/Sensors Description
Cell 39: Case Adapter, A/T Winter Mode and Sport Mode Switches
Cell 39: A/T Range Switch
Ground Distribution Schematics
Figure
4:
Cell 39: Case Adapter, A/T Winter Mode and Sport Mode Switches
Automatic Transmission Components
Winter Mode Operation
Cell 39: ECM, DLC and A/C Refrigerant Pressure Switch
Cell 39: Ground, OSS Sensor and Main Case
Shift Lock Control Schematics
Ground Distribution Schematics
Figure
5:
Cell 39 - Automatic Transmission Indicator Controls and EBTCM
Figure
6:
Cell 39: ECM, DLC and A/C Refrigerent Pressure Switch
Automatic Transmission Components
Engine Control Module Description
Cell 39: EBTCM and Instrument Cluster
Cell 39: Case Adapter, A/T Winter Mode and Sport Mode Switches
Data Link Connector Schematics