This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP
B0746: B0746: Door Locks Circuit Malfunction
on 2020 Chevrolet SILVERADO 1500 PICKUP
Important for 2020 Chevrolet SILVERADO 1500 PICKUP Owners
Before starting repairs, verify which engine your 2020 Chevrolet SILVERADO 1500 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does B0746 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?
Symptoms
- • Door locks may not function properly
- • or may lock/unlock randomly
- • or may not respond to key fob commands.
Common Causes
- • Faulty door lock actuator
- • wiring issue
- • door lock module failure
- • or a problem with the door lock switch.
How to Fix B0746 on 2020 Chevrolet SILVERADO 1500 PICKUP
1. Check and clean the door lock switch and wiring. 2. Replace the door lock actuator if faulty. 3. Test the door lock module and replace if necessary. 4. Check and repair any wiring issues.
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Shop Scanners ↗Related Diagnostic Codes
Other codes that may appear with B0746
B0744: Airbag System Fault
B0745: Climate Control Malfunction
B0747: Power Window Regulator Malfunction
B0748: Power Seat Actuator Circuit Malfunction
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system