Jeep Grand Cherokee Start Stop Disabled & Module Communication Nightmare | Battery Swap Gone Wrong

In this video, I troubleshoot a 2021 Jeep Grand Cherokee that’s flashing the “Start Stop System Disabled” message. Another shop replaced the batteries, but instead of fixing it, now the windows don’t work, seats won’t move, and multiple control modules aren’t communicating. I break down what really...

Intermediate - 45 min - Green Energy & Auto - South Main Auto Repair

The full course: Learn Car Repair & Maintenance free

What you'll need

• Mechanic tool set: Sockets, ratchets and wrenches.
• OBD2 scanner: Read check-engine codes.
• Hydraulic floor jack: Lift safely.
• Jack stands: Never work under a car on a jack alone.
• Torque wrench: Wheels and engine bolts done right.

Books

1. Auto Repair For Dummies by Deanna Sclar - View on Amazon
2. How Cars Work by Tom Newton - View on Amazon
3. Automotive Technology by Jack Erjavec - View on Amazon

Next lessons

• Do Head Gasket Sealers Actually Work (FULL 2yr TEST with Engine Teardown) (31 min, ChrisFix, Intermediate)
• How Much Weight can you REMOVE from your Car? (Weight Reduction) (27 min, ChrisFix, Intermediate)
• How to Buy a Budget Friendly Project Car (22 min, ChrisFix, Intermediate)
• How to Finish Your Abandoned Project Car (Turbo Del Sol) (31 min, ChrisFix, Intermediate)
• How to Fix a FREE CAR that Cranks but Won't Start (16 min, ChrisFix, Intermediate)
• How to Fix a Sloppy Shifter and Leaking Transmission (33 min, ChrisFix, Intermediate)
• How to PERFECTLY Maintain your First Car (57 min, ChrisFix, Intermediate)
• How to Remove Spray Paint from a VANDALIZED Car (27 min, ChrisFix, Intermediate)