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2022 Dodge Challenger GT - Harsh Shifting, Jerky Transmission

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Mike T. · rep 0 · May 25, 4:14 AM · 1 replies · solved · Question

Vehicle: 2022 Dodge Challenger GT

I'm experiencing some really harsh and jerky shifting in my 2022 Dodge Challenger GT, especially between 2nd and 3rd gear, and sometimes downshifting. It feels like the transmission is slamming into gear rather than shifting smoothly. There's no Check Engine Light on yet, and no specific codes are showing up on my basic OBD-II scanner.

The car only has about 30,000 miles on it, so I'm surprised to be having transmission issues already. Is this a common problem with these Challengers? What could be causing this kind of rough shifting without throwing a code? I'm hoping it's not a major transmission overhaul.

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 4:14 AM

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ClearTheCode admin answer: Harsh or jerky shifting without an immediate Check Engine Light can be frustrating and concerning, especially on a newer vehicle. Modern transmissions are complex, and several factors can contribute to these symptoms. Here's what to consider:

  1. Transmission Fluid Level and Condition: This is the first thing to check. Low transmission fluid can cause erratic shifting. Also, inspect the fluid for color and smell. It should be reddish and not smell burnt. Burnt fluid indicates overheating or internal wear. Consult your owner's manual for the correct checking procedure, as many newer transmissions are sealed and require specific methods.
  2. Transmission Software/Adaptive Learning: Sometimes, the transmission control module (TCM) software can become corrupted or its adaptive learning values can get skewed. A software update or a 'quick learn' procedure (which resets the adaptive values) performed by a dealership or a shop with advanced diagnostic tools can often resolve these issues.
  3. Solenoid Issues: The transmission uses solenoids to control fluid flow and engage gears. A failing or sticking shift solenoid can cause rough shifts. While these often trigger codes eventually, they might not immediately if the issue is intermittent.
  4. Valve Body Issues: The valve body is the 'brain' of the automatic transmission, directing fluid pressure to various clutch packs. Wear or debris in the valve body can lead to inconsistent shifting. This is a more involved repair.
  5. Input/Output Speed Sensors: Faulty speed sensors can confuse the TCM about the actual transmission speed, leading to incorrect shift points or harsh engagement.

When to See a Shop:

  • If checking the fluid level doesn't resolve the issue or if the fluid appears burnt.
  • If you suspect a software issue, as this requires specialized diagnostic equipment.
  • If the problem persists, as continued harsh shifting can lead to accelerated wear and more costly repairs. A professional technician can perform advanced diagnostics, including reading live data from the TCM, to pinpoint the exact cause.
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