← View Generic B2738 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B2738: B2738: Door Locks Actuator Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
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 B2738 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The B2738 code indicates a malfunction in the door lock actuator, which may cause the doors to malfunction or not lock/unlock properly.
⚠️

Symptoms

  • • Doors won't lock/unlock
  • • clicking or grinding sounds when trying to lock/unlock
  • • door ajar warning light on dashboard
🔍

Common Causes

  • • Faulty door lock actuator
  • • wiring issue
  • • faulty door lock module
  • • corrosion or water damage
🛠️

How to Fix B2738 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect battery to reset system, 2. Check and clean corrosion from door lock actuator and wiring, 3. Replace faulty door lock actuator or module, 4. Check and repair wiring issues

🔧

Need Maintenance Info for Your SILVERADO 1500 PICKUP?

Get oil capacity, filter specs, and torque settings for your specific 2020 Chevrolet SILVERADO 1500 PICKUP.

View 2020 Chevrolet SILVERADO 1500 PICKUP Specs

Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Door lock actuator Shop ↗ Door lock module Shop ↗ Wiring harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

Read & clear codes on your 2020 Chevrolet SILVERADO 1500 PICKUP

Shop Scanners ↗
🔗

Related Diagnostic Codes

Other codes that may appear with B2738

B2736 Sequential Code

B2736: Airbag System Fault

High
B2737 Sequential Code

B2737: Climate Control Fan Motor Fault

Medium
B2739 Sequential Code

B2739: Power Window Relay Circuit Malfunction

Medium
B2740 Sequential Code

B2740: 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