← View Generic P1284 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2020 Chevrolet SILVERADO 1500 PICKUP

P1284: P1284: Transmission Range Sensor Circuit Malfunction

on 2020 Chevrolet SILVERADO 1500 PICKUP

Fix Cost

$200 - $500

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2020 Chevrolet

SILVERADO 1500 PICKUP

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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 P1284 Mean on 2020 Chevrolet SILVERADO 1500 PICKUP?

The transmission range sensor circuit has malfunctioned, causing the transmission to malfunction. This code is specific to Ford vehicles. (Ford)

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Symptoms

• Transmission slips
• hesitation
• or refuses to engage gears
• unusual noises
• or difficulty shifting

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Common Causes

• Faulty transmission range sensor
• wiring issues
• or sensor connector problems

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How to Fix P1284 on 2020 Chevrolet SILVERADO 1500 PICKUP

Replace the transmission range sensor, inspect and repair or replace wiring and connectors, update software if necessary

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Parts for 2020 Chevrolet SILVERADO 1500 PICKUP

Transmission Range Sensor Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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Related Diagnostic Codes

Other codes that may appear with P1284

P1282 Sequential Code

💡 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