Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPLYMOUTH1985CONQUEST L4-2555CC 2.6L SOHC TURBOREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTTRANSMISSION CONTROL SYSTEMSTECHNICAL SERVICE BULLETINSOVERDRIVE SWITCH - REMOVAL PROCEDURE
1985 Plymouth Conquest L4-2555cc 2.6L SOHC Turbo
Overdrive Switch - Removal Procedure
1985 Plymouth Conquest L4-2555cc 2.6L SOHC TurboSECTION Overdrive Switch - Removal Procedure
90chrysler10 Models
1984-1988 YDC 1987-1988 SJ,LC 1989-1990 B2,B5,B6
Subject
Automatic Transmission Overdrive Switch Removal Procedure
Index
TRANSMISSION
Date
August 13, 1990
No.
21-18-90
P-2317 (C21-14-0)
BODY CODE LEGEND
YDC/B5 - CONQUEST SJ/B6 - RAIDER LC/B2 - COLT
DISCUSSION
To prevent damaging the overdrive (0D) transmission selector knob when removing the overdrive switch, the following procedure should be followed:
PROCEDURE
1. Remove the transmission selector knob as outlined in the appropriate service manual.
2. Place the 0D switch in the "OFF" position, (the switch button protrudes).
3. Using a small flat blade screwdriver gently pry the button loose as shown in Figure 1.
4. Holding the OD switch plunger in the depressed (ON) position carefully remove the OD switch from the selector knob, Figure 2.
5. To install the switch reverse the procedure.
POLICY: Information only.
1984-1988 YDC 1987-1988 SJ,LC 1989-1990 B2,B5,B6
Subject
Automatic Transmission Overdrive Switch Removal Procedure
Index
TRANSMISSION
Date
August 13, 1990
No.
21-18-90
P-2317 (C21-14-0)
BODY CODE LEGEND
YDC/B5 - CONQUEST SJ/B6 - RAIDER LC/B2 - COLT
DISCUSSION
To prevent damaging the overdrive (0D) transmission selector knob when removing the overdrive switch, the following procedure should be followed:
Figure 1:
PROCEDURE
1. Remove the transmission selector knob as outlined in the appropriate service manual.
2. Place the 0D switch in the "OFF" position, (the switch button protrudes).
3. Using a small flat blade screwdriver gently pry the button loose as shown in Figure 1.
4. Holding the OD switch plunger in the depressed (ON) position carefully remove the OD switch from the selector knob, Figure 2.
5. To install the switch reverse the procedure.
POLICY: Information only.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.