← View Generic B0748 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0748: B0748: Power Seat Actuator Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$100 - $500
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 B0748 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The power seat actuator circuit has malfunctioned, preventing the driver's seat from moving properly. This code is typically set when the seat motor is not functioning correctly.
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Symptoms

  • • Seat will not move
  • • or moves erratically
  • • may be stuck in a position
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Common Causes

  • • Faulty power seat actuator
  • • wiring issue
  • • seat motor malfunction
  • • or faulty seat control module
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How to Fix B0748 on 2020 Chevrolet SILVERADO 1500 PICKUP

1. Disconnect battery to reset code, 2. Inspect and clean seat motor and wiring, 3. Replace faulty power seat actuator or seat motor, 4. Update seat control module software if necessary

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Power seat actuator Shop ↗ Seat motor Shop ↗ Wiring harness Shop ↗

Essential Tool

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Related Diagnostic Codes

Other codes that may appear with B0748

B0746 Sequential Code

B0746: Door Locks Circuit Malfunction

Medium
B0747 Sequential Code

B0747: Power Window Regulator Malfunction

Medium
B0749 Sequential Code

B0749: Body Control Module (BCM) - Exterior Lighting Circuit Malfunction

Medium
B0750 Sequential Code

B0750: Immobilizer System 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