FixVault
Home
›
GMC
›
1974
›
Magnavan
›
Repair and Diagnosis
›
Engine Performance
›
Ignition System
›
Transmission Controlled Spark System
Transmission Controlled Spark System
Expand All (for easy ctrl-f)
Collapse All
Description
1970 TCS System
1972-74 TCS System
6-Cylinder & Small V8 Engines
Mark IV V8 Engines
Operation
Vacuum Advance Solenoid
Idle Stop Solenoid
1970 Temperature Switch
1972-74 Temperature Switch
Transmission Switch
1970 Relay Switch
1972-74 Time Delay Relay
Maintenance & Testing
Notes
Vacuum Advance Solenoid
Idle Stop Solenoid
Temperature Switch
Transmission Switch
1970 Relay Switch
1972 Delay Relay
1973-74 Time Relay