2020 Chevy Equinox Fuel Pump Control Module: Symptoms, Replacement, and Complete Guide

The bottom line: If your 2020 Chevy Equinox is experiencing hard starting, extended cranking, stalling, or a check engine light with code P12A6, the fuel pump control module (FPCM) is likely the culprit. This is a known issue on 2020 Equinox models equipped with the 1.5L engine, caused by a faulty internal capacitor in the module. Replacement costs typically range from $300 to $600, and the good news is that this is a relatively straightforward fix that can restore your vehicle's performance.

What Is the Fuel Pump Control Module and Why Does It Fail?

The fuel pump control module is an electronic component that manages the power supply to your fuel pump. It regulates fuel pressure based on engine demand, ensuring the right amount of fuel reaches the injectors at the right time. When this module fails, your fuel pump may not receive the correct voltage, leading to a range of drivability issues.

According to a General Motors service bulletin (PIP5719A), the 2020 Chevrolet Equinox with the 1.5L LYX engine is specifically affected by a fuel pump control module internal capacitor concern. This defect can cause the module to fail intermittently or completely, leaving you stranded.

Common Symptoms of a Failing Fuel Pump Control Module

Here are the most common signs that your 2020 Equinox fuel pump control module needs attention:

  1. Crank No Start or Extended Crank – The most reported symptom. Your engine may crank for several seconds before starting, or it may not start at all. This is often accompanied by diagnostic trouble code P12A6.

  2. Check Engine Light – The P12A6 code is specific to the fuel pump control module circuit. Additional codes like P00C6, P00F4, P0098, P2199, or P0096 may also appear.

  3. Increased Fuel Consumption – When the module fails, the fuel pump may run inefficiently, causing your engine to burn more fuel than usual.

  4. Black Smoke from Exhaust – A malfunctioning module can cause the fuel pump to deliver too much fuel, leading to incomplete combustion and black smoke from the tailpipe.

  5. Weak Acceleration and Jerking – You may notice hesitation when you press the gas pedal, or a jerking sensation during hard acceleration.

  6. Buzzing or Whining Noise – Some drivers report a buzzing sound coming from the rear of the vehicle while driving, which indicates the fuel pump is operating under abnormal conditions.

  7. Difficulty Starting or No Start – In severe cases, the engine may not start at all, leaving you with a dead vehicle.

How to Diagnose the Problem

Before replacing the module, it's important to confirm the diagnosis. Here's a step-by-step approach:

Step 1: Scan for Trouble Codes – Use an OBD2 scanner to check for codes. If you see P12A6 (Fuel Pump Control Module Circuit Performance), the module is likely the problem.

Step 2: Visual Inspection – Check the wiring and connectors at the fuel pump control module for corrosion, damage, or loose connections. The module is typically located near the fuel tank or under the rear of the vehicle.

Step 3: Voltage Test – Using a multimeter, test the voltage and ground at the module. A proper diagnosis should confirm that the module is not receiving or sending the correct signals.

Step 4: System Function Test – After replacing the module, clear the codes and test drive the vehicle to verify the repair.

Replacement Options and Part Numbers

Your 2020 Chevy Equinox fuel pump control module can be replaced with either an OEM (original equipment manufacturer) part or a quality aftermarket unit. The OEM part number for the 2020 Equinox (1.5L and 2.0L engines) is 13540029, which is also replaced by 13565638.

Here are the compatible part numbers you may encounter:

  • 13540029 – Direct fit for 2020-2021 Chevrolet Equinox 1.5L and 2.0L
  • 13565638 – Supersedes 13540029, used on 2020-2023 models
  • 13558809 – Another compatible service number for the same application
  • 13528934 – Fits 2020 Equinox and other GM models
  • 13540030 – Also listed as compatible for 2020-2021 Equinox

The genuine GM module costs around $66 to $86 from OEM parts suppliers, while aftermarket options range from $60 to $200. Some aftermarket modules require programming to your vehicle's VIN, so be sure to confirm this before purchase.

Replacement Cost Breakdown

The total cost for replacing the fuel pump control module on a 2020 Chevy Equinox depends on whether you DIY or hire a mechanic:

  • Parts only – $60 to $200 for the module itself
  • Labor – If you have a shop do it, expect $100 to $200 for diagnosis and installation
  • Total cost – Typically between $300 and $600 for a professional repair

Is It a DIY Job?

Yes, replacing the fuel pump control module on a 2020 Equinox is a moderate DIY task. The module is usually located near the fuel tank, often mounted on a bracket or attached to the tank itself. It involves disconnecting the electrical connector, removing the mounting bolts, and installing the new module. No special tools are required beyond basic hand tools. However, if your vehicle requires VIN programming for the new module, you may need a professional scan tool or a trip to the dealer.

Why You Should Address This Issue Promptly

Ignoring a failing fuel pump control module can lead to more serious problems. A faulty module can cause the fuel pump to run continuously or at incorrect pressures, potentially damaging the fuel pump itself. This could turn a $100 repair into a $500+ fuel pump replacement. Additionally, extended cranking and hard starts can strain your battery and starter motor.

Recommended Fuel Pump Upgrade: KEMSO Performance

If you're replacing the fuel pump control module, it's also a smart time to consider upgrading your fuel pump for better performance and reliability. KEMSO offers high-performance fuel pumps that are designed as direct OEM replacements for your 2020 Chevy Equinox. Every KEMSO fuel pump is built with premium materials and undergoes rigorous testing to ensure it meets or exceeds factory specifications. Best of all, KEMSO stands behind their products with a lifetime warranty, giving you peace of mind that your fuel system is covered for the life of your vehicle.

Whether you're looking for a dependable replacement or want to upgrade for better fuel delivery, KEMSO has you covered. Visit their website to browse their full lineup of fuel pumps and other performance products: https://www.kemsoracing.com/

Final Thoughts

The 2020 Chevy Equinox fuel pump control module issue is a well-documented problem with a clear fix. If you're experiencing crank no start, extended cranking, or a check engine light with code P12A6, don't wait. Replacing the module is a cost-effective repair that will restore your vehicle's reliability. And while you're at it, consider upgrading to a KEMSO fuel pump for lasting performance and peace of mind.

For more information on KEMSO fuel pumps and to find the right part for your Equinox, visit https://www.kemsoracing.com/ today.


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