2. Brass elbow fitting
54. Remove compressor air hose (Figure 12, Item 1) from air dryer.
55. Remove brass elbow fitting (Figure 12, Item 2) from air dryer.

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Figure 13. Compressor Air Hose
1. Compressor air hose
2. Pipe coupler
3. Brass elbow fitting
56. Install 90° brass elbow fitting (Figure 13, Item 3).
57. Install pipe coupler (Figure 13, Item 2).
58. Install compressor air hose (Figure 13, Item 1).

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Figure 14. Air Line Routing Overview
1. Foot valve delivery port
2. Original air line on vehicle
3. 14 in (356 mm) new green air line
4. 16 in (406 mm) new green air line
5. Quick release valve delivery port
6. Rear traction relay valve control port
7. Quick release valve supply port
8. RV-3 pressure reducing valve
9. HHA solenoid valve control port
10. 12 in (305 mm) new green air line
11. Double check valve delivery port

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Figure 15. Air Line Connection
1. 14 in (356 mm) green air line
2. 12 in (306 mm) green air line
59. Install a 14 in (356 mm) GREEN air line (Figure 15, Item 1) to quick release valve
supply port (Figure 14, Item 7) and double check valve delivery port (Figure 14,
Item 11).
60. Install a 12 in (305 mm) GREEN air line (Figure 15, Item 2) from double check
valve supply port to HHA solenoid valve control port (Figure 14, Item 9).

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Figure 16. Air Line Fitting Location
1.
2.
3.
4.
5.

Green air line from rear traction relay valve
New air line fitting, straight and 90° elbow (2)
New air line fitting, straight and 90° elbow (2)
Green air line from foot valve
Driver-side frame rail

61. Locate GREEN air line (Figure 16, Items 1 and 4) from rear traction relay valve to
foot vlave inside of driver-side frame rail next to HHA valve assembly.
62. Cut air line.
63. Attach new air line fittings (Figure 16, Item 3) to GREEN air line from foot pedal
(Figure 16, Item 4).
64. Attach new air line to fitting (Figure 16, Item 2) to GREEN air line from rear traction
relay valve (Figure 16, Item 1).

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Figure 17. HHA Air Line Connection
1.
2.
3.
4.

Quick release valve
New green air line from rear traction relay valve
New green air line from foot valve
Double check valve

65. Install new GREEN air line from rear traction relay valve (Figure 17, Item 2) to quick
release valve (Figure 17, Item 1).
66. Install new GREEN air line from foot valve (Figure 17, Item 3) to double check valve
(Figure 17, Item 4).

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Figure 18. Connector Mating View
1.
2.
3.
4.

ABS X3 connector
Chassis harness connector 1700
Black forward chassis harness connector 1700e
HHA solenoid connector

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Figure 19. Harness Layout
1. HHA solenoid to black forward chassis harness connector 1700e harness (under
hood)
2. HHA solenoid connector female end
3. Terminal for harness connector 1700e (2)
67. Connect harness (Figure 19, Item 1) to HHA solenoid male connector end (Figure
18, Item 4).
68. Route and secure the harness with the air line and electric harness along driverside frame rail to the 1700e connector (Figure 18, Item 3).

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Figure 20. BLACK Chassis Harness Connector 1700e Location
1. Black forward chassis harness connector 1700e
2. Terminal number
NOTE: Pin identification numbers are located on the sides of BLACK chassis
connector.
69. Locate BLACK forward chassis harness connector 1700e (Figure 20, Item 1) under
hood at driver-side bulkhead.
70. Carefully disconnect BLACK chassis harness connector 1700e (Figure 20, Item 1).

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Figure 21. Rear Chassis Connector 1700e Pin Identification
1. Cavity 10
2. Cavity 9
71. Populate one end of harness (Figure 19, Item 3) into cavity 9 (Figure 21, Item 2)
and cavity 10 (Figure 21, Item 1) of chassis harness connector 1700e (Figure 20,
Item 1).
72. Access ABS Control Module. Refer to appropriate technician manual for
instructions.

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Figure 22. Harness Layouts
1. Black forward chassis harness connector 1700 harness (interior) to ABS
connector 3
2. Terminal for chassis harness connector 1700 (3)
3. Terminal for ABS X3 connector (2)

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Figure 23. ABS Module Connector 3 Pin Identification
1. Pin 3
2. Pin 2
3. ABS harness connector 3
NOTE: Pin identification numbers are located on the ABS harness connector 3
(Figure 23, Item 3) next to pin 3 (Figure 23, Item 1) for ease of pin identification.
NOTE: Any de-pinned wires need to be taped up and secured back. They will not
need to be repinned.
73. Disconnect ABS harness connector 3 (Figure 23, Item 3).
74. De-pin terminal 3 in ABS harness connector 3 and tape up and secure wire.
75. Populate one end of harness (Figure 22, Item 3) into pin 2 (Figure 23, Item 2) and
pin 3 (Figure 23, Item 1) of ABS harness connector 3 (Figure 23, Item 3).

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Figure 24. BLACK Chassis Harness Connector 1700
1. Terminal 12
2. Chassis harness connector 1700
76. Disconnect chassis harness connector 1700 (Figure 24, Item 2) located at inside
driver-side dash panel.
77. De-pin terminal 12 (Figure 24, Item 1) in chassis harness connector 1700.
78. Populate other end of harness (Figure 22, Item 2) into cavities 9, 10, and 12 of
chassis harness connector 1700.
79. Route and secure harness by following existing wiring harness above ABS module
and up to chassis harness connector 1700.
80. Determine replacement status of ABS module:
a. If replacement of ABS module is necessary and VIN is on list, replace ABS
module. Refer to the appropriate service manual for detailed instructions. After the
replacement is complete, continue to Step 81.
b. If ABS module does not need to be replaced and VIN is not on list, continue to
Step 81.
81. Connect all connectors.

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Figure 25. HHA Switch
82. Using Audio Unit Removal Tool, release appropriate switch pack mounted on
instrument panel from dash.
83. Slowly pull out switch pack and disconnect appropriate connectors.
84. Remove switch pack from vehicle.
85. Remove switch cover and install HHA switch (Figure 25) into IP switch packs.

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Figure 26. Rear Cover
1. Rear cover
2. Snap (6)
86. Carefully remove six snaps (Figure 26, Item 2) in rear cover (Figure 26, Item 1).
NOTE: Each bulb is keyed to be installed into the printed circuit board in only one
orientation. If the bulb will not insert into the circuit board, rotate the bulb onehalf turn and try again. Turn the bulb into place with a short clockwise rotation.
87. Install light bulb with WHITE base onto the top of the circuit board for GREEN ON
indicator.
88. Install light bulb with BLACK base onto the bottom of the circuit board for AMBER
back lighting.
89. Install rear cover.
90. Install all appropriate Manual Service Disconnects (MSD) that were removed in
Step 9. Refer to appropriate service manual for detailed instructions.
91. Turn ON 12V disconnect switch. Refer to appropriate service manual for detailed
instructions.
92. Turn ON high-voltage disconnect switch. Refer to appropriate service manual for
detailed instructions.
93. Connect battery charger / maintainer to vehicle battery.
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94. Turn vehicle ignition to Key ON position.
95. Perform leak test on front, rear brake systems and HHA air line connections. Check
for leaks.
NOTE: If the VCU has not been updated, please see FSC 24107.
96. Launch Service Diagnostics Solutions (SDS) software.
97. Determine if VCU is updated to V10000.
a. If VCU is not updated to V10000, then complete FSC 24107.
b. If VCU is updated to V10000, then go to Step 98.
98. Close SDS application.
99. Cycle ignition key from ON position to OFF position, then back to ON position.
100. Launch Diamond Logic® Builder (DLB) software.
NOTE: The EV Cluster update may take up to 30 min to complete.
101. Select EDIT, then Update Software, then Update All Software to update all
modules that are capable of being updated.
102. Select Program.

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Figure 27. DLB Module List
1. Data version
103. Verify BCM / ESC is data version (Figure 27, Item 1) 450 or greater.
104. Verify EV Cluster is data version (Figure 27, Item 1) 05.09.07 or greater.

Figure 28. Feature 595LBG Check Box
1. Feature 595LBG
2. Check box
105. Determine if feature 595LBG (Figure 28, Item 1) is visible and has a check in
check box (Figure 28, Item 2):
a. If feature is not visible and check in check box is missing, go to Step 106.
b. If feature is visible and check in check box is present, go to Step 107.
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106. Select feature 595LBG and select Program.
107. Download and save Bendix Retrofit file:
Bendix Retrofit File

NOTE: If the ABS ECU update does not process properly, verify the wiring was
installed properly. The update will not process if it does not see the ABS solenoid
for HHA is installed.
NOTE: Bendix ACOM report parameters pertaining to HHA will still show
disabled after completing programming.
108. Launch Bendix Retrofit software.
109. Enter following credentials:
a. Username: BCI2024-328
b. Password: International 2025!
110. Select LOGIN.
111. Determine correct Job ID by the last digit of vehicle VIN.
a. VIN last digit is 0 or 1: Select Job ID 10001523.
b. VIN last digit is 2 or 3: Select Job ID 10001524.
c. VIN last digit is 4 or 5: Select Job ID 10001525.
d. VIN last digit is 6 or 7: Select Job ID 10001526.
e. VIN last digit is 8 or 9: Select Job ID 10001527.
112. Select appropriate communication link.
113. Select J1939 Baud Auto Channel 1 baud rate.
114. Select PRE-CHECK button.

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115. Enter part number and serial number listed below:
a. Part Number: K242888A000
b. Serial Number: 1M0519G000
116. Select OK.
117. Once precheck status is complete, select PERFORM UPDATE.
118. Check the check box if battery voltage is above 10 volts.
119. Select OK.
120. Disconnect battery charger / maintainer from vehicle battery.
121. Verify operation of HHA system.
122. Verify operation of light in HHA switch.
123. Remove wheel chocks.
LABOR INFORMATION
Operation number must appear on all claims.
Operation Number

Description

Time

A40-24213-1
A40-24213-2

Hill Hold retrofit installation
ABS ECU installation (if required)

2.65 hrs
0.2 hrs

A40-24213-3

High-Voltage isolation level 2

0.9 hrs

Table 3 Labor Information
WARRANTY CLAIMS

Warranty claim expense is to be charged to Warranty. Claims are to be submitted in the
normal manner, making reference to Field Service Campaign 24213.
Section 7 of the Warranty Policy and Procedures Manual contains further information
related to the submission and processing of AFC / Recall claims.
As with all claim submissions, items acquired locally must be submitted in the “Other
Charges” tab. The cost of any bulk items (such as a bag of cable tie straps, roll of wire,
barrel of oil, or tube of silicone) should be prorated for the cost of the individual pieces /
amount used during each repair.

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Page 34

To make sure that this important improvement is made in a timely manner, all claims for
24213 activity must be submitted by 04 August 2026 or within the normal warranty
period for the component, if after 04 August 2026.

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Page 35