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2016 Grand Cherokee Rough Shifting & Hesitation - Transmission Woes?

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Sarah K. · rep 0 · May 25, 2:25 AM · 1 replies · solved · Question

Vehicle: 2016 Jeep Grand Cherokee Limited

Hey everyone, I'm reaching out because I'm having some pretty frustrating issues with my 2016 Jeep Grand Cherokee Limited, 3.6L V6. Lately, the transmission has been shifting really rough, especially between 2nd and 3rd gear, and sometimes it just hesitates for a second or two before engaging a gear.

It's got about 85,000 miles on it, and I've kept up with all the regular maintenance. No warning lights are on yet, but the feeling is definitely getting worse. It's making me nervous about driving it, especially on the highway. I've heard some things about the ZF 8-speed transmissions in these Jeeps.

Has anyone else experienced similar problems with their Grand Cherokee? What did you do to fix it? Is this something I should be worried about, or is it a common issue with a straightforward solution? Any advice would be greatly appreciated!

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 2:25 AM

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ClearTheCode admin answer:

Rough shifting and hesitation in your 2016 Jeep Grand Cherokee's ZF 8-speed transmission is a known concern for some owners. While often robust, these transmissions can exhibit issues that range from software glitches to mechanical wear. Here's what you should consider:

  1. Check for Software Updates: Many transmission issues, especially rough or delayed shifts, can be resolved with a Transmission Control Module (TCM) software update. Jeep has released several updates over the years to refine shifting logic and improve overall performance. This is often the first and least expensive diagnostic step.
  2. Inspect Transmission Fluid: Although often considered 'lifetime' fluid, low or contaminated transmission fluid can cause significant problems. Check the fluid level and condition (if possible, as some are sealed units requiring special tools). Burnt fluid or metallic particles indicate internal wear.
  3. Valve Body Issues: The valve body controls hydraulic pressure to engage gears. A faulty valve body, often due to solenoid issues, can lead to erratic shifting. This is a more complex repair.
  4. Mechanical Wear: At 85,000 miles, components like clutch packs or torque converter could be showing wear, especially if the vehicle has been used for heavy towing or aggressive driving. This would typically present with more severe symptoms, potentially leading to OBD codes like P0730 (Incorrect Gear Ratio) or P0700 (Transmission Control System Malfunction).

When to See a Shop:

YouMUST see a reputable transmission specialist or a Jeep dealership immediately if:

  • The problem worsens rapidly.
  • You notice any warning lights (e.g., Check Engine Light, Transmission Temperature Warning).
  • You hear grinding noises or feel severe jerking during shifts.
  • The vehicle enters 'limp mode' (restricted gears).

Early diagnosis can prevent more costly repairs down the line. Start with checking for software updates and a thorough diagnostic scan.

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