Suburban 3/4 Ton 4WD V8-379 6.2L DSL (1985)
Engine Speed Sensor: Service and Repair
1.
Disconnect battery ground cable and remove air cleaner.
2.
Disconnect electrical connector and vacuum hoses, if equipped, from sensor.
3.
Remove clamp securing speed sensor to engine.
4.
Remove speed sensor.
5.
Reverse procedure to install.
