← View Generic B0940 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

B0940: B0940: Seat Position Sensor Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost
$150 - $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 B0940 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The seat position sensor has malfunctioned, preventing the vehicle's computer from accurately detecting the seat's position, which can cause issues with seat adjustments and potentially affect airbag deployment.
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Symptoms

  • • Seat adjustment issues
  • • seat not moving properly
  • • airbag warning light illuminated
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Common Causes

  • • Faulty seat position sensor
  • • wiring issue
  • • or seat motor malfunction
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How to Fix B0940 on 2020 Chevrolet SILVERADO 1500 PICKUP

Disconnect the battery to reset the system Check and clean the seat position sensor Replace the seat position sensor if faulty Check and repair any wiring issues Replace the seat motor if necessary

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Need Maintenance Info for Your SILVERADO 1500 PICKUP?

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Seat position sensor Shop ↗ Wiring harness Shop ↗ Seat motor Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with B0940

B0938 Sequential Code

B0938: Door Lock Actuator Circuit Malfunction

Medium
B0939 Sequential Code

B0939: Window Regulator Motor Circuit Malfunction

Medium
B0941 Sequential Code

B0941: Body System Malfunction - Lighting

Medium
B0942 Sequential Code

B0942: Immobilizer System Malfunction

High

💡 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