Chrysler 300 convertible top not functioning, possible motor issue on Chrysler 300

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Chrysler 300 owners report experiencing issues with their convertible tops, often linked to motor problems. Common concerns include broken wires in the wiring harness near the passenger side trunk hinge, which can disrupt functionality. Additionally, the motor that powers the latch clamping the top to the windshield frame may weaken over time, leading to operational failures. Other reported issues involve defective switches, faulty convertible top motors, weak lift cylinders, binding mechanical parts, blown fuses, or bad relays. Owners are advised to check for broken fuses as a potential cause for the motor's malfunction. If the power top control module detects a failure, it may halt operation due to bad switches, wiring problems, or mechanical issues. Specific problems, such as the top stopping after tonneau extension, may be associated with a faulty tonneau extended switch, broken wires in the decklid harness, or a defective header latch motor. Regular maintenance and prompt troubleshooting are recommended to maintain the convertible top mechanism's functionality in Chrysler 300 vehicles.

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