how to fix Ram 1500 DT (2019-Present) transmission slipping while accelerating

Ram 1500 DT (2019-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

569 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 in Ram 1500 DT (2019-Present). Step-by-step guide with symptoms, diagnostic steps, 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 and transmission to cool before draining fluid.

Symptoms

•Transmission hesitates or slips when accelerating
•Unusual engine RPM fluctuations
•Delayed or rough shifting between gears
•Check engine light illuminated
•Burning smell from the transmission area
•Fluid leaks under the vehicle

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related faults.
2
Check the transmission fluid level and condition; look for discoloration or burnt smell.
3
Inspect the transmission fluid cooler for leaks or blockages.
4
Examine the transmission mount for damage or excessive wear.
5
Test drive the vehicle while monitoring RPM and performance to replicate the slipping.
6
Inspect the condition of the transmission filter and any associated wiring or connectors.

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
•Fluid pump
•Funnel
•Transmission fluid dipstick
•Socket set
•Wrench set
•Multimeter
•Torque wrench

Parts Required

•Transmission fluid (Dexron VI or equivalent)
•Transmission filter
•Transmission pan gasket
•Drain plug gasket (if applicable)

Related Faults

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Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify transmission-related faults.
2
Check the transmission fluid level and condition; look for discoloration or burnt smell.
3
Inspect the transmission fluid cooler for leaks or blockages.
4
Examine the transmission mount for damage or excessive wear.
5
Test drive the vehicle while monitoring RPM and performance to replicate the slipping.
6
Inspect the condition of the transmission filter and any associated wiring or connectors.

Solution

1. Preparation

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

2. Check and Replace Transmission Fluid

Tools Required: Fluid pump, funnel, transmission fluid dipstick.
Sub-steps:
1. Remove the transmission fluid dipstick and check the fluid level.
2. If low, use a fluid pump to add the recommended transmission fluid (Dexron VI or equivalent) until it reaches the correct level.
3. If the fluid is discolored or burnt, proceed to drain and replace it.
4. Place a drain pan under the transmission and remove the drain plug to drain the old fluid completely.
5. Reinstall the drain plug and refill with new transmission fluid using a funnel.

3. Inspect and Replace Transmission Filter

Tools Required: Socket set, wrench set, gasket scraper.
Sub-steps:
1. Remove the transmission pan by loosening the bolts with a socket.
2. Carefully lower the pan and clean any debris from the pan and magnet.
3. Remove the old transmission filter and replace it with a new one.
4. Install a new gasket on the transmission pan.
5. Reattach the transmission pan and torque the bolts to the manufacturer's specifications (typically 10-12 ft-lbs).

4. Inspect Wiring and Connectors

Tools Required: Multimeter, wire brush.
Sub-steps:
1. Visually inspect all wiring harnesses and connectors related to the transmission for damage or corrosion.
2. Use a multimeter to check for continuity and resistance in the wiring.
3. Clean any corroded connectors with a wire brush and electrical cleaner.
4. Replace any damaged wiring or connectors as necessary.