how to fix my Ram 1500 DT (2019-Present) that won’t go into gear

Ram 1500 DT (2019-Present)

Error Codes

3-5 hours

Time

medium

Difficulty

high

Severity

3 min read

587 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 issues in Ram 1500 DT (2019-Present) that won't go into gear. Step-by-step guide with tools and solutions.

Affected Component

Transmission

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems.
•Allow the engine to cool before inspecting the transmission components.

Symptoms

•Transmission warning light illuminated on the dashboard
•Difficulty or failure to shift into any gear
•Grinding noise when attempting to shift
•Fluid leaks under the vehicle
•Unresponsive gear shifter
•Engine revs without corresponding vehicle movement

Diagnostic Steps

1
Scan the vehicle’s computer system using an OBD-II scanner for any error codes related to the transmission.
2
Check the transmission fluid level and condition, ensuring it is at the proper level and not burnt or contaminated.
3
Inspect the transmission linkage for any signs of damage or disconnection.
4
Test the brake pedal switch to ensure it engages properly, as some vehicles require this to shift.
5
Verify the operation of the shifter assembly and any associated electrical connections or components.
6
Inspect the transmission control module (TCM) for faults or needed updates.

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
•Fluid catch pan
•Funnel
•Socket set
•Pliers
•Multimeter
•Screwdriver
•Torque wrench

Parts Required

•Transmission fluid
•Brake pedal switch
•Transmission linkage components (if damaged)

Related Faults

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Diagnostic Steps

1
Scan the vehicle’s computer system using an OBD-II scanner for any error codes related to the transmission.
2
Check the transmission fluid level and condition, ensuring it is at the proper level and not burnt or contaminated.
3
Inspect the transmission linkage for any signs of damage or disconnection.
4
Test the brake pedal switch to ensure it engages properly, as some vehicles require this to shift.
5
Verify the operation of the shifter assembly and any associated electrical connections or components.
6
Inspect the transmission control module (TCM) for faults or needed updates.

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a flat surface and secured with wheel chocks.
Disconnect the battery to prevent electrical shorts.

2. Check and Replace Transmission Fluid

Tools Required: Transmission fluid pump, fluid catch pan, funnel.
Remove the transmission fluid dipstick or fill plug.
Check the fluid level; if low, add the appropriate type of transmission fluid as specified in the owner's manual.
If the fluid is burnt or contaminated, drain the transmission fluid completely using a fluid pump.
Replace with new, manufacturer-recommended transmission fluid.
Recheck the fluid level after replacing and run the engine for a few minutes, then recheck again.

3. Inspect and Repair Transmission Linkage

Tools Required: Socket set, pliers.
Visually inspect the transmission linkage for any signs of wear or disconnection.
If damaged, replace the linkage components as necessary.
Ensure all connections are tight and secure.

4. Test and Replace Brake Pedal Switch

Tools Required: Multimeter, screwdriver.
Using a multimeter, test the brake pedal switch for proper operation.
If faulty, remove the old brake pedal switch and install a new one.
Reconnect the battery and test the shift operation.

5. Inspect and Repair Shifter Assembly

Tools Required: Screwdriver, torque wrench.
Remove the center console cover to access the shifter assembly.
Inspect the shifter mechanism for any broken components or loose connections.
Tighten any loose bolts or screws and replace any damaged parts.
Reassemble the center console.