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Home >> Jeep >> 2019 >> Grand Cherokee Laredo, AWD, Automatic T/Case Control >> Repair and Diagnosis >> External Pages >> Different car >> Section 432 ((Display Screen Module (DSM) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1429-00-Radio Display High Temperature >> Possible Causes
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Possible Causes

WARNING: This page is about a different car, the 2021 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
AFTERMARKET DEVICES
INSUFFICIENT HEAT TRANSFER FOR THE DISPLAY
HVAC HOUSING DUCT INSTALLATION ERROR OR LEAK
DISPLAY SCREEN MODULE (DSM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .