how to fix transmission jerking in my Ram 1500 DT (2019-Present)?

Ram 1500 DT (2019-Present)

Error Codes

4-8 hours

Time

hard

Difficulty

high

Severity

4 min read

613 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix transmission jerking in Ram 1500 DT (2019-Present). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Transmission

Estimated Time

4-8 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before opening the transmission or working near hot components.

Symptoms

•Jerking sensation during gear shifts
•Delayed engagement when shifting from park to drive or reverse
•Unusual noises during gear changes (clunking or grinding)
•Check engine light illuminated
•Poor acceleration or loss of power
•Transmission fluid leaks under the vehicle

Diagnostic Steps

1
Scan the vehicle's onboard computer using an OBD-II scanner to check for error codes related to the transmission.
2
Inspect the transmission fluid level and condition, ensuring it is at the correct level and not burnt or contaminated.
3
Check for any visible leaks in the transmission system and inspect seals and gaskets.
4
Test the transmission control module (TCM) for proper function and connectivity.
5
Inspect the transmission mounts for wear or damage that could contribute to jerking.
6
Perform a road test to replicate the jerking issue while monitoring engine and transmission performance.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Transmission fluid pump
•Funnel
•Socket set
•Torque wrench
•Multimeter
•Screwdriver set
•Jack stands

Parts Required

•Transmission fluid
•Transmission filter
•Gasket for transmission pan
•Transmission mounts (if needed)

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Diagnostic Steps

1
Scan the vehicle's onboard computer using an OBD-II scanner to check for error codes related to the transmission.
2
Inspect the transmission fluid level and condition, ensuring it is at the correct level and not burnt or contaminated.
3
Check for any visible leaks in the transmission system and inspect seals and gaskets.
4
Test the transmission control module (TCM) for proper function and connectivity.
5
Inspect the transmission mounts for wear or damage that could contribute to jerking.
6
Perform a road test to replicate the jerking issue while monitoring engine and transmission performance.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the battery to avoid electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick and remove it.
2. Check fluid level; if low, add the correct type of transmission fluid (refer to the owner's manual).
3. If the fluid is burnt or contaminated, drain the old fluid using a fluid pump.
4. Replace the transmission fluid with the manufacturer-recommended fluid.
Tools Required:
- Transmission fluid pump
- Funnel

3. Inspect and Replace Transmission Filter

Sub-steps:
1. Remove the transmission pan by unscrewing the bolts.
2. Carefully lower the pan and clean the mating surfaces.
3. Remove the old transmission filter and replace it with a new one.
4. Reinstall the transmission pan with a new gasket and torque the bolts to manufacturer specifications.
Tools Required:
- Socket set
- Torque wrench

4. Inspect Transmission Control Module (TCM)

Sub-steps:
1. Locate the TCM, typically found near the transmission.
2. Disconnect the electrical connectors and inspect for corrosion or damage.
3. Reconnect securely or replace the TCM if faulty.
Tools Required:
- Multimeter (for testing)
- Screwdriver set

5. Inspect and Replace Transmission Mounts

Sub-steps:
1. Raise the vehicle on jack stands.
2. Inspect the transmission mounts for cracks or excessive wear.
3. Remove any damaged mounts and replace them with new ones.
4. Tighten all bolts to the specified torque values.
Tools Required:
- Jack stands
- Socket set