Idle Micro Switch - Manual Correction
87chevy25Number: 87-257-6E
Section: 6E
Date: JAN., 1988
Subject: SPRINT SERVICE MANUAL UPDATE -
IDLE MICRO SWITCH
Model and Year: 1985-87 SPRINT SERVICE MANUAL
TO: ALL CHEVROLET DEALERS
This bulletin is being issued to correct the adjustment procedure for the Idle Micro Switch shown in Section 6E of the 1985, 1986 and 1987 Sprint Service Manual.
In step number 4 we state "Bend lever down when engine RPM is below specification and up when over specification."
The correct procedure is: "Bend lever up when engine RPM is below specification and down when over specification."