my Ram 1500 DT (2019-Present) feels like it's slipping when accelerating, what to do?

Ram 1500 DT (2019-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

565 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 slipping 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 or working on any components

Symptoms

•Slipping sensation when accelerating
•Engine RPMs increase without corresponding vehicle acceleration
•Delayed engagement when shifting from park to drive/reverse
•Unusual noises during acceleration (e.g., whining or clunking)
•Check engine light illuminated
•Poor fuel economy

Diagnostic Steps

1
Scan the vehicle's onboard computer using an OBD-II scanner to check for any diagnostic trouble codes (DTCs)
2
Inspect transmission fluid level and condition; look for signs of burning or contamination
3
Check the condition of the transmission filter and pan for debris or metal shavings
4
Test the throttle position sensor (TPS) to ensure proper function
5
Verify the operation of the torque converter by checking for proper lock-up during acceleration
6
Inspect the driveshaft and universal joints for wear or damage

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
•Funnel
•Basic socket set
•Torque wrench
•Transmission filter kit

Parts Required

•Transmission filter
•Transmission pan gasket
•Torque converter (if necessary)

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Diagnostic Steps

1
Scan the vehicle's onboard computer using an OBD-II scanner to check for any diagnostic trouble codes (DTCs)
2
Inspect transmission fluid level and condition; look for signs of burning or contamination
3
Check the condition of the transmission filter and pan for debris or metal shavings
4
Test the throttle position sensor (TPS) to ensure proper function
5
Verify the operation of the torque converter by checking for proper lock-up during acceleration
6
Inspect the driveshaft and universal joints for wear or damage

Solution

1. Preparation

Tools Required: OBD-II scanner, transmission fluid, funnel, basic socket set, torque wrench, transmission filter kit.
Ensure the vehicle is on a flat surface and secured with wheel chocks.
Disconnect the battery to prevent electrical shorts.

2. Check and Replace Transmission Fluid

Sub-steps:
1. Locate the transmission dipstick and remove it.
2. Check the fluid level; if low, add the manufacturer-recommended transmission fluid.
3. If the fluid is dark or has a burnt smell, proceed to drain the fluid.
4. Place a drain pan underneath the transmission pan, remove the pan bolts, and carefully lower the pan.
5. Replace the transmission filter according to the kit instructions.
6. Reinstall the pan, ensuring a proper gasket seal.
7. Fill the transmission with new fluid through the dipstick tube using a funnel.

3. Inspect and Replace Torque Converter (if necessary)

Sub-steps:
1. Raise the vehicle securely on jack stands and remove the drive shaft if needed.
2. Unbolt the torque converter from the flexplate.
3. Remove the transmission from the vehicle following standard procedures.
4. Inspect the torque converter for any visible damage or wear.
5. If necessary, replace it with a new torque converter, ensuring proper alignment during installation.
6. Reassemble the transmission and driveshaft, following torque specifications for all bolts.

4. Reconnect Battery and Test

Reconnect the battery terminals and ensure all connections are secure.
Start the engine and allow it to reach operating temperature.
Test drive the vehicle to verify that the slipping sensation is resolved.