This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP
B1090: B1090: Door Locks Actuator 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 B1090 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?
Symptoms
- • Door locks may not function properly
- • may be stuck
- • or may not respond to the unlock button.
Common Causes
- • Faulty door locks actuator
- • wiring issue
- • or a problem with the body control module.
How to Fix B1090 on 2020 Chevrolet SILVERADO 1500 PICKUP
1. Check the door locks actuator for any signs of physical damage or corrosion. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or wear. Repair or replace if necessary. 3. Check the body control module for any fault codes. Clear any codes and retest. 4. If the issue persists, replace the body control module.
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Shop Scanners ↗Related Diagnostic Codes
Other codes that may appear with B1090
B1088: Airbag System Malfunction
B1089: Climate Control Fan Motor Malfunction
B1091: Power Window Circuit Malfunction
B1092: Seat Position Sensor 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