← View Generic B1162 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B1162: B1162: Door Locks Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$50 - $200
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 B1162 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B1162 code indicates a malfunction in the door locks circuit, which can cause issues with door locking and unlocking functions.
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Symptoms

  • • Door locks may not function properly
  • • doors may not lock or unlock
  • • or the door lock switch may not respond.
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Common Causes

  • • Faulty door lock switch
  • • wiring issues
  • • faulty door lock actuator
  • • or a problem with the body control module.
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How to Fix B1162 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Check the door lock switch for any signs of wear or damage. Replace if necessary. 2. Inspect the wiring harness for any signs of damage or corrosion. Repair or replace as needed. 3. Test the door lock actuator to ensure it's functioning properly. Replace if necessary. 4. Check the body control module for any fault codes. Clear any fault codes and retest.

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Door lock switch Shop ↗ Wiring harness Shop ↗ Door lock actuator Shop ↗ Body control module Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1162

B1160 Sequential Code

B1160: Airbag System Malfunction

High
B1161 Sequential Code

B1161: Climate Control Blower Motor Malfunction

Medium
B1163 Sequential Code

B1163: Power Window Relay Circuit Malfunction

Medium
B1164 Sequential Code

B1164: 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