VACUUM SUPPLY TEST - 3.7L / 4.7L
| 1 - Air Cleaner Box |
| 2 - Vacuum Line |
| 3 - Speed Control Servo |
| 4 - Cross Support |
| 5 - Electrical. Connector |
| 6 - Servo Mounting Bracket |
| 7 - Servo Mounting Bolt |
| 8 - Vacuum Reservoir Mounting Bolt |
| 9 - Vacuum Reservoir |
Actual engine vacuum, a vacuum reservoir (9) equipped with a one-way check valve, and vacuum lines (2) are used to supply vacuum to the speed control servo.