Direction Switch

sdp dm 14.01.001

Vehicles with automated or automatic transmissions use the multifunction stalk switch control shown in Fig.  and Fig. . This control can be used to request manual shifts, change driving mode, and set engine brake levels. See Table for an overview of control functionality.

  1. Off

  2. Low

  3. Medium

  4. High

Fig. 1, Engine Brake Positions

Use the direction switch to request drive (D), neutral (N), or reverse (R). See Fig. , ref. A.

See Table for a description of control functionality.

  • Rotate for drive (D), neutral (N), or reverse (R).

  • Short press for automatic mode or switch between available modes.

  • Long press for manual mode.

  • Pull for upshift (+) request.

  • Push for downshift (-) request.

Fig. 2, Automated/Automatic Transmission Shift Control

Table 1, Functionality, Automated/Automatic Transmission Shift Control

Function/Switch

Action/Position

Request

All Transmissions

Direction

D

Forward gears

N

Neutral

R

Reverse gears

Mode

Short press

Detroit and Eaton: Activate the automatic drive mode, or switch between available modes

Allison: Switch between available shift modes.

Long press

Detroit and Eaton: Activate the manual drive mode (if available)

Allison: Switch between automatic and manual drive mode.

Detroit Automated Transmissions

Gear(Detroit Automated Transmissions)

Short pull on the lever

Upshift, single gear

Pull on the lever in quick repetitions

Upshift, multiple gears

Short push on the lever

Downshift, single gear

Push on the lever in quick repetitions

Downshift, multiple gears

Eaton Automated Transmissions

Gear (Eaton Automated Transmissions)

Short pull on the lever

Upshift, single gear

Pull on the lever in quick repetitions

Upshift, multiple gears

Short push on the lever

Downshift, single gear

Push on the lever in quick repetitions

Downshift, multiple gears

While in automatic drive mode, long push on the lever

Downshift to low mode

While in low mode, pull on the lever

Exits low mode and returns to automatic drive mode

While in reverse mode, push on the lever

Selects deep reverse gear

While in deep reverse gear, pull on the lever

Upshifts to standard reverse gear

Allison Automatic Transmissions

Gear (Allison Automatic Transmissions)

Short pull on the lever

Upshift, single gear

Pull on the lever in quick repetitions

Upshift, multiple gears

Short push on the lever

Downshift, single gear

Push on the lever in quick repetitions

Downshift, multiple gears

While in automatic drive mode, long push on the lever

Downshift to low mode

While in low mode, pull on the lever

Exits low mode and returns to automatic drive mode

While in reverse mode, push on the lever

Selects deep reverse gear (only on 7-speed 4000 Series transmissions)

While in deep reverse gear (only on 7-speed 4000 Series transmissions), pull on the lever

Upshifts to standard reverse gear

Engine Brake Functions

Engine Brake1

Lever at position 0 (top)

Engine brake off

Lever at position 1

Low intensity

Lever at position 2

Medium intensity

Lever at position 3 (bottom)

High intensity

Table 1, Functionality, Automated/Automatic Transmission Shift Control

Note:
Document Number: 0000111395
Manual Publication Date: 2024-09-03
Topic Publication Date: 2025-08-08