Suburban 3/4 Ton 2WD V8-350 5.7L (1986)
Throttle Valve Cable/Linkage: Adjustments
Fig. 1, TV cable and linkage
Fig. 2, Throttle lever & bracket assembly
The TV cable should not be thought of as an automatic downshift cable. It controls line pressures, shift points, shift feel, part throttle downshifts, and
detent downshifts. The function of the cable is similar to the combined functions of a vacuum modulator and detent downshift cable. The TV cable
operates throttle lever and bracket assembly, Figs. 1 and 2.
1.
Stop engine.
Fig. 3, TV cable adjustment
2.
Depress readjust tab, Fig. 3, and move slider through fitting, away from lever assembly, until slider stops against fitting. Release readjust tab.
3.
Open throttle lever to full throttle stop position to automatically adjust cable, then release throttle lever and check cable for sticking or binding. Do
not use accelerator pedal to rotate the throttle lever, rotate it by hand at the carburetor.
4.
Road test vehicle. If delayed or only full throttle shifts still occur, proceed as follows:
