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TSB 21-12-00
Tapping/Knocking Sound During Idle
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| DodgeRam.info > TSB's > 21-12-00 |
| Visit Geno's Garage for Truck accessories. |
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Models: 2000 - 2001 (BR/BE) Ram Truck
NOTE. THIS BULLETIN APPLIES TO VEHICLES BUILT BEFORE MAY 10, 2000 (MDH 0510XX) EQUIPPED WITH AN AUTOMATIC TRANSMISSION.
Discussion:
This bulletin involves replacing the shift linkage with revised parts.
Symptoms:
A tapping/knocking sound may be heard or felt in the driver side floor pan area
during idle conditions.
Diagnosis:
Start the engine. With the engine running at an idle, listen for knocking sound
coming from the driver side floor pan area. If a tapping/knocking sound can
be heard, perform the Repair Procedure. If the tapping/knocking sound cannot
be heard, sit in the driver seat of the vehicle and place your left foot on
the floor pan wheel well area. If tapping/knocking can be felt in the floor
pan, perform the Repair Procedure. If the tapping/knocking cannot be felt in
the floor pan, further diagnosis is required.
Parts:
| 1 | 52107699AD | Rod, Gearshift Control, Vertical Link With Spring |
| AR (2) | 03575333 | Bushing, Gearshift Control |
| AR (1) | 52105453AD | Assembly, Gearshift Control Rod/Torque Shaft, 3.9L Engine, 42RE Automatic Transmission (Black Lower Rod) |
| AR (1) | 52105458AD | Assembly, Gearshift Control Rod/Torque Shaft, 5.2L/5.9L Gas Engine, 46RE Automatic Transmission (Silver Lower Rod) |
| AR (1) | 52105459AD | Assembly, Gearshift Control Rod/Torque Shaft, 8.0L Gas Engine Or 5.9L Diesel Engine, 47RE Automatic Transmission (Gold Lower Rod) |
| AR (1) | 04318063 | Grease, Multi-purpose |
Repair:
1. Shift the transmission into park.
2. Open the hood.
3. Pry out the gearshift control rod vertical link from the transmission gear selector shift arm (Figure 1).
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FIGURE 1 1 - GEARSHIFT CONTROL ROD VERTICAL LINK WITH SPRING |
4. Raise and support the vehicle.
NOTE: THE GEAR SELECTOR SHIFT ARM GROMMET MUST BE REPLACED WITH GROMMET PIN 03575333 IF THE GROMMET WAS DAMAGED WHILE PERFORMING STEP 3.
5. Pry our the adjustment block trunnion from the torque shaft outboard lever grommet and remove the gearshift control rod vertical link from the vehicle.
6. Remove the three gearshift control rod/torque shaft assembly attachment bolts.
7. On vehicles equipped with a cotter pin through the shift linkage at the torque shaft arm, remove the cotter pin and discard the cotter pin.
NOTE: THE COTTER PIN IS USED AT THE ASSEMBLY PLANT FOR INSTALLATION PURPOSES ONLY AND IS NOT REQUIRED FOR RE- ASSEMBLY.
8. Carefully, pry the gearshift control rod horizontal link from the transmission manual valve shift lever.
NOTE: THE TRANSMISSION MANUAL VALVE SHIFT LEVER GROMMET MUST BE REPLACED WITH GROMMET PIN 03575333 IF THE GROMMET WAS DAMAGED WHILE PERFORMING STEP 8.
9. Remove gearshift control rod/torque shaft assembly from vehicle.
10. Clean all dirt, debris, and remaining lubricant from the gearshift control torque shaft support bushing.
11. Lubricate the gearshift control torque shaft support bushing with Mopar Multipurpose Grease p/n 04318063.
12. Install the new gearshift control rod/torque shaft assembly (see Parts Required section) into the gearshift control torque shaft support bushing. Attach the gearshift control rod/torque shaft assembly to the vehicle with the three attachment bolts. Tighten the bolts to 28 - 40 Nom (250 - 350 in. lbs.).
13. Attach the gearshift control rod horizontal link to the transmission manual valve shift lever.
CAUTION: IT IS IMPORTANT TO ENSURE THAT THE TRANSMISSION COOLER LINES DO NOT COME IN CONTACT WITH THE GEARSHIFT CONTROL ROD HORIZONTAL LINK. CAREFULLY ADJUST THE TRANSMISSION COOLER LINES AS NECESSARY.
14. Using adjustable pliers, attach the gearshift control rod vertical link to the torque shaft outboard lever grommet.
15. Move the transmission manual valve shift lever rearward to the Park detent.
16. Lower the vehicle.
17. Ensure that the transmission gear selector is in the PARK position.
18. Using adjustable pliers, attach the gearshift control rod vertical link to the transmission gear selector shift arm.
NOTE: ENSURE THAT THE TRANSMISSION GEAR SELECTOR REMAINED IN THE PARK POSITION PRIOR TO ADJUSTING THE GEARSHIFT LINKAGE.
19. Tighten the lock bolt on the gearshift control rod vertical link adjusting block to 11 - 11.7 Nm (100 - 140 in. lbs.).
20. Verify the operation of the transmission gear selector ensuring that the transmission gear selector indicator identifies the proper gear position. Proceed to the next step if the transmission gear selector indicator needs adjustment.
21. Remove the three screws that secure the lower edge of the steering column opening cover to the lower instrument panel reinforcement. (Figure 2).
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FIGURE - 2 1 -STEERING COLUMN |
22. Using a trim stick or another suitable wide flat-bladed tool, gently pry the upper edge of the steering column opening cover away from the instrument panel far enough to disengage the snap clip retainers in the instrument panel.
23. Remove the steering column opening cover from the instrument panel.
24. With the transmission gear selector in the Park position, turn the thumbscrew on the PRNDL drive cable to adjust the indicator to its proper position (Figure 3).
25. Position the steering column opening cover to the instrument panel.
26. Align the snap clip retainers on the steering column opening cover with the receptacles in the instrument panel.
27. Press firmly on the steering column opening cover over the snap clip locations until each snap clip is fully engaged in their receptacle.
28. Install and tighten the three screws that secure the lower edge of the steering column opening cover to the lower instrument panel reinforcement. Tighten the screws to 2.2 Nom (20 in. lbs.).
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FIGURE 3 1- PRNDL LEVER |
Notes:
Policy: Reimbursable within the provisions of the warranty.
Time Allowance:
Labor Operation No: 21-75-26-93 ..................................................
0.5 Hrs.
Failure Code: P8 - New Part
Thanks to Bob Bergevin for supplying this TSB information
This page was edited on: May 3, 2004