why does my Ram 1500 DT (2019-Present) jerk when shifting gears

Ram 1500 DT (2019-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

508 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 issues in Ram 1500 DT (2019-Present). Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Transmission

Estimated Time

2-4 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 fluid pan.

Symptoms

•Jerking sensation during upshifts and downshifts
•Harsh or delayed engagement when shifting gears
•Unusual noise or vibration during gear changes
•Check engine light illuminated
•Slipping sensation when accelerating

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related codes.
2
Check the transmission fluid level and condition, looking for discoloration or burnt smell.
3
Inspect the transmission control module (TCM) for any signs of damage or poor connections.
4
Examine the engine and transmission mounts for wear or damage.
5
Test drive the vehicle while monitoring the transmission performance and noting any irregularities.
6
Check for any recalls or service bulletins related to the transmission for this model.

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 dipstick
•Wrenches and sockets
•Torque wrench
•Fluid pump for refilling transmission fluid

Parts Required

•Transmission fluid (specific to Ram 1500)
•Transmission filter and gasket (if flushing)
•Engine and transmission mounts (if damaged)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any transmission-related codes.
2
Check the transmission fluid level and condition, looking for discoloration or burnt smell.
3
Inspect the transmission control module (TCM) for any signs of damage or poor connections.
4
Examine the engine and transmission mounts for wear or damage.
5
Test drive the vehicle while monitoring the transmission performance and noting any irregularities.
6
Check for any recalls or service bulletins related to the transmission for this model.

Solution

1. Preparation

Gather necessary tools and parts.
Park the vehicle on a level surface and engage the parking brake.
Disconnect the battery negative terminal to ensure safety.

2. Check Transmission Fluid

Remove the transmission dipstick and wipe it clean.
Reinsert the dipstick and remove it again to check fluid level.
If low, add the appropriate transmission fluid as specified in the owner's manual.

3. Inspect Transmission Control Module (TCM)

Locate the TCM (usually under the dash or near the transmission).
Disconnect the electrical connector and inspect for corrosion or damage.
Reconnect the TCM ensuring a secure fit.

4. Examine Engine and Transmission Mounts

Visually inspect mounts for cracks or excessive wear.
Use a jack to slightly lift the transmission and check for movement in the mounts.
Replace any damaged mounts with OEM parts, ensuring proper alignment.

5. Transmission Fluid Flush (if needed)

If fluid is burnt or contaminated, perform a transmission fluid flush.
Remove the transmission pan, replace the filter, and install a new pan gasket.
Refill the transmission with new fluid according to manufacturer specifications.

6. Reconnect Battery

Reconnect the battery negative terminal.
Clear any error codes using the OBD-II scanner.