Dodge Ram Truck 1500-2500-3500. Manual - part 430

8. Reconnect the battery negative cable.

LAMP-HIGH MOUNTED STOP

REMOVAL

BULB

NOTE: The Center High Mounted Stop Lamp (CHMSL) houses three bulbs. The center bulb is the CHMSL
bulb and illuminates through a red lens, while the two outboard bulbs are for the cargo lamps and illumi-
nate through clear lenses. The bulb types and service procedures are identical for all three of these bulbs.

1. Disconnect and isolate the battery negative cable.

2. Remove the two screws that secure the CHMSL to

the rear cab roof header panel.

3. Pull the CHMSL lens and housing (1) away from

the header panel far enough to access the lamp
wiring and bulb sockets on the back of the lamp.

4. Firmly grasp the socket (3) on the back of the lamp

housing and rotate it counterclockwise about 30
degrees to unlock it.

5. Pull the socket and bulb straight out from the

keyed opening in the housing.

6. Pull the base of the bulb (2) straight out of the

socket.

LAMP

NOTE: The Center High Mounted Stop Lamp (CHMSL) for this model incorporates two integral cargo lamps.
The center bulb is the CHMSL bulb and illuminates through a red lens, while the two outboard bulbs are for
the cargo lamps and illuminate through clear lenses.

1. Disconnect and isolate the battery negative cable.

2. Remove the two screws (3) that secure the Center

High Mounted Stop Lamp (CHMSL) (4) to the rear
roof header panel.

3. Pull the CHMSL away from the opening in the roof

header far enough to access and disconnect the
wire harness connector (2) from the pigtail connec-
tor on the back of the lamp housing.

4. Remove the CHMSL from the roof header.

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LAMPS/LIGHTING - EXTERIOR - SERVICE INFORMATION

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INSTALLATION

BULB

CAUTION: Always use the correct bulb size and type for replacement. An incorrect bulb size or type may
overheat and cause damage to the lamp, the socket and/or the lamp wiring.

1. Align the base of the bulb (2) with the socket (3).

2. Push the bulb straight into the socket until the base

is firmly seated.

3. Align the socket and bulb with the keyed opening

on the back of CHMSL housing (1).

4. Insert the socket and bulb into the housing until the

socket is firmly seated.

5. Rotate the socket clockwise about 30 degrees to

lock it into place.

6. Position the CHMSL into the opening in the rear

cab roof header panel.

7. Install and tighten the two screws (passenger side

first) that secure the CHMSL to the header panel.
Tighten the screws to 2 N·m (20 in. lbs.).

8. Reconnect the battery negative cable.

LAMP

1. Check to be certain that the two J-nuts (1) are

properly positioned on the rear roof header inner
panel.

2. Position the Center High Mounted Stop Lamp

(CHMSL) (4) near the rear roof header panel open-
ing.

3. Reconnect the wire harness connector (2) to the

pigtail connector on the back of the CHMSL hous-
ing.

4. Install and tighten the two screws (3) that secure

the CHMSL to the rear roof header inner panel.
Install the screw on the right side of the lamp first,
followed by the screw on the left side of the lamp.
Tighten the screws to 2 N·m (20 in. lbs.).

5. Reconnect the battery negative cable.

DR/DH

LAMPS/LIGHTING - EXTERIOR - SERVICE INFORMATION

8L - 127

CLEARANCE LAMP

REMOVAL

BULB

1. Disconnect and isolate the battery negative cable.

2. Remove the cab clearance lamp (1) from the roof

panel. (Refer to 8 - ELECTRICAL/LAMPS/LIGHT-
ING - EXTERIOR/CAB CLEARANCE LAMP -
REMOVAL).

3. Pull the base of the bulb (3) straight out of the

socket (2).

LAMP

1. Disconnect and isolate the battery negative cable.

2. Remove the two screws (2) that secure the cab

clearance lamp lens/housing (1) to the outer roof
panel.

3. Pull the lamp away from the roof panel far enough

to access the socket (3) on the underside of the
lamp lens/housing.

4. Firmly grasp the lamp socket on the underside of

the lamp housing and rotate it counterclockwise
about 30 degrees to unlock it.

5. Pull the socket and bulb straight out from the

keyed opening in the housing.

6. Remove the cab clearance lamp lens/housing from

the roof panel.

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LAMPS/LIGHTING - EXTERIOR - SERVICE INFORMATION

DR/DH

INSTALLATION

BULB

CAUTION: Always use the correct bulb size and type for replacement. An incorrect bulb size or type may
overheat and cause damage to the lamp, the socket and/or the lamp wiring.

1. Align the base of the bulb (3) with the socket (2).

2. Push the bulb straight into the socket until the base

is firmly seated.

3. Reinstall the cab clearance lamp (1) onto the roof

panel. (Refer to 8 - ELECTRICAL/LAMPS/LIGHT-
ING - EXTERIOR/CAB CLEARANCE LAMP -
INSTALLATION).

4. Reconnect the battery negative cable.

LAMP

CAUTION: Always use the correct bulb size and type for replacement. An incorrect bulb size or type may
overheat and cause damage to the lamp, the socket and/or the lamp wiring.

1. Check to be certain that the two plastic nuts (4) are

in good condition and properly installed in the roof
panel.

2. Align the socket and bulb (3) with the keyed open-

ing on the underside of the cab clearance lamp
lens/housing (1).

3. Insert the socket and bulb into the housing until the

socket is firmly seated.

4. Rotate the socket clockwise about 30 degrees to

lock it into place.

5. Position the cab clearance lamp to the outer roof

panel.

6. Install and tighten the two screws (2) that secure

the lamp lens/housing to the roof panel. Tighten the
screws to 2 N·m (15 in. lbs.).

7. Reconnect the battery negative cable.

DR/DH

LAMPS/LIGHTING - EXTERIOR - SERVICE INFORMATION

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