← View Generic B2090 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B2090: B2090: Door Locks Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
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 B2090 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B2090 code indicates a malfunction in the door lock system, which can cause issues with locking and unlocking the doors.
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Symptoms

  • • Door locks fail to function
  • • doors may not lock or unlock properly
  • • or the door lock switch may be stuck.
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Common Causes

  • • Faulty door lock actuator
  • • wiring issues
  • • or a malfunctioning door lock switch.
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How to Fix B2090 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect the battery to reset the system. 2. Check and repair or replace the door lock actuator. 3. Inspect and repair or replace the wiring. 4. Test the door lock switch and replace if faulty.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Door lock actuator Shop ↗ Wiring harness Shop ↗ Door lock switch Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B2090

B2088 Sequential Code

B2088: Airbag System Fault

High
B2089 Sequential Code

B2089: Climate Control Fan Motor Malfunction

Medium
B2091 Sequential Code

B2091: Power Window Circuit Malfunction

Medium
B2092 Sequential Code

B2092: Seat Position Sensor Circuit Malfunction

Medium

💡 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