K 3500 Truck 4WD V8-6.6L DSL Turbo VIN 1 (2001)
Garage Door Opener Transmitter: Symptom Related Diagnostic Procedures
- Symptoms - Garage Door Opener
IMPORTANT: Review the system description and operation in order to familiarize yourself with the system functions. Refer to Garage Door Opener
Description and Operation.
Visual/Physical Inspection
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Inspect for aftermarket devices which could affect the operation of the garage door opener. Refer to Checking Aftermarket Accessories.
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Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections in
Diagrams.
Symptom List
Refer to Garage Door Opener Inoperative in order to diagnose the symptom.
Garage Door Opener Inoperative
TEST
