{"id":529929,"date":"2026-07-17T11:56:29","date_gmt":"2026-07-17T15:56:29","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=529929"},"modified":"2026-07-17T11:56:29","modified_gmt":"2026-07-17T15:56:29","slug":"2011-ford-flex-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2011-ford-flex-pcm-replacement-guide\/","title":{"rendered":"2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement &#038; Programming"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement &amp; Programming<\/h1>\n<p class=\"hero-subtitle\">The Powertrain Control Module (PCM) in your 2011 Ford Flex manages engine and transmission functions. A failing PCM may cause erratic performance, no-start conditions, or stored trouble codes like P0606, indicating internal processor faults.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>The PCM controls critical engine and transmission operations in your 2011 Ford Flex.<\/li>\n<li>Replacement typically requires less than 1 hour of labor, plus programming.<\/li>\n<li>Factory procedures mandate a relearn process after installation.<\/li>\n<li>Flagship One units arrive VIN-programmed, eliminating extra programming steps.<\/li>\n<li>Common symptoms include stalling, misfires, and communication errors with scan tools.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2011 Ford Flex has been stalling, misfiring, or refusing to start, the Powertrain Control Module (PCM) may be the culprit. This small but critical computer oversees everything from fuel delivery to transmission shifting, and when it fails, your vehicle\u2019s performance can suffer in noticeable ways. Diagnosing and replacing the PCM isn\u2019t overly complex, but it does require careful attention to detail\u2014especially when it comes to programming. Understanding the role of the PCM, the symptoms of failure, and the steps involved in replacement can help you make informed decisions about repairs. Whether you\u2019re dealing with a no-start condition or intermittent drivability issues, knowing what to expect can save you time and frustration. This guide covers everything you need to know about the PCM in your 2011 Ford Flex, from its location and function to the signs of failure and the best practices for replacement and programming.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2011 Ford Flex<\/h2>\n<p>The Powertrain Control Module (PCM) in your 2011 Ford Flex is the brain behind your engine and transmission. It continuously monitors sensors throughout the vehicle to optimize fuel injection, ignition timing, and shift points for smooth operation. Without a properly functioning PCM, your Flex may struggle to start, run inefficiently, or even enter a fail-safe mode that limits performance. The module also plays a key role in emissions control, ensuring your vehicle meets regulatory standards. When the PCM fails, it often triggers specific trouble codes, such as P0606, which point to internal processor errors. Replacing the PCM isn\u2019t just about swapping hardware; it\u2019s about restoring the precise communication between your engine\u2019s components. For owners of the 2011 Ford Flex, <a href=\"https:\/\/www.fs1inc.com\/ford-lincoln-mercury\/ford-pcm-ecm-ecu-engine-computer\/flex-engine-computers.html\">replacement powertrain control modules for the Flex<\/a> are designed to integrate seamlessly with the vehicle\u2019s existing systems, provided they are correctly programmed to match your VIN. This ensures that all engine and transmission parameters are calibrated for your specific vehicle, avoiding drivability issues or additional diagnostic trouble codes.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the PCM Is Located and What Replacement Involves<\/h2>\n<p>In the 2011 Ford Flex, the PCM is located in the engine bay, typically mounted on the passenger side near the firewall. Accessing it requires removing a few plastic covers and possibly the air intake duct, but the module itself is secured with a single bolt or clip. Once the electrical connector is unplugged, the PCM can be removed and replaced with minimal effort. According to factory labor estimates, the entire removal and replacement process should take approximately 0.9 hours. This includes disconnecting the battery, removing the old module, and installing the new one. It\u2019s important to handle the PCM carefully, as static electricity or physical damage can compromise its functionality. After installation, the electrical connector must be securely reattached to ensure proper communication with the vehicle\u2019s sensors and systems.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:18px 0;font-size:15px\">\n<tr>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Operation<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Configuration<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Book Time<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Powertrain Control Module R&amp;R<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.9 hr<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Powertrain Control Module Relearn<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.5 hr<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Engine Control Module Relearn<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.5 hr<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Engine Control Module R&amp;R<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.9 hr<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>After replacing the PCM in your 2011 Ford Flex, the factory procedure requires a relearn process to synchronize the new module with the vehicle\u2019s systems. This typically involves using a scan tool to perform an Engine Control Module (ECM) or Powertrain Control Module (PCM) relearn, which can take up to 0.5 hours. The relearn ensures that the PCM recognizes the engine\u2019s sensors, transmission, and other critical components, allowing for optimal performance. However, if you opt for <a href=\"https:\/\/www.fs1inc.com\/2011-ford-flex-3-5l-engine-computer-pcm-ecm-ecu-programmed-updated.html\">a VIN-programmed replacement unit<\/a>, these steps are already completed before the module arrives. This means you can install the PCM and drive your Flex without additional programming, saving time and reducing the risk of errors during the relearn process. Flagship One units are pre-programmed to match your vehicle\u2019s VIN, eliminating the need for dealer visits or specialized equipment to complete the installation.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>A failing PCM in your 2011 Ford Flex may exhibit a range of symptoms, some of which can be intermittent or progressively worsen over time. One of the most common signs is a no-start condition, where the engine cranks but refuses to fire. This often occurs because the PCM is unable to communicate with the fuel injectors or ignition system. Stalling or rough idling may also indicate PCM issues, particularly if the engine cuts out unexpectedly or struggles to maintain a steady RPM. Misfires are another frequent symptom, as the PCM controls ignition timing and fuel delivery\u2014any disruption in these processes can lead to uneven combustion. In some cases, the vehicle may enter a fail-safe mode, limiting engine power or preventing the transmission from shifting properly. Scan tool communication errors are also a red flag; if your diagnostic tool cannot establish a connection with the PCM, it may be due to internal module failure. Trouble codes like <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0606-control-module-processor\/\">an internal processor fault<\/a> are often stored in the PCM\u2019s memory, pointing directly to the source of the problem. If you notice any of these symptoms, it\u2019s worth investigating the PCM as a potential cause, especially if other common issues like spark plugs or fuel pumps have been ruled out.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 2011 Ford Flex<\/h2>\n<p>The 2011 Ford Flex may store specific trouble codes when the PCM experiences internal faults. These codes help pinpoint the issue and guide the diagnostic process.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:18px 0;font-size:15px\">\n<tr>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Code<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Meaning<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Full Guide<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0606-control-module-processor\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0606<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0606-control-module-processor\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Module processor failure<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0606-control-module-processor\/\" style=\"color:#0563C1\"><b><u>Full P0606 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Protecting the PCM in Your 2011 Ford Flex<\/h2>\n<ul style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\">Maintain a healthy charging system to prevent voltage spikes that can damage the PCM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Ensure all electrical connectors and grounds are clean and securely fastened to avoid communication errors.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid jump-starting the vehicle with improper voltage, as this can cause irreversible damage to the module.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address any stored trouble codes promptly to prevent cascading failures in related systems.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Keep the PCM connector seals intact to prevent moisture intrusion, which can lead to corrosion.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Use a battery tender during long periods of inactivity to maintain stable voltage levels.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>Why does my 2011 Ford Flex stall intermittently, and could the PCM be the cause?<\/h3>\n<p>Intermittent stalling in your 2011 Ford Flex may be linked to a failing PCM, particularly if the module is unable to maintain consistent communication with the engine\u2019s sensors. The PCM controls fuel delivery and ignition timing, so any disruption in these processes can cause the engine to cut out unexpectedly. If other common causes like fuel pump failure or vacuum leaks have been ruled out, the PCM should be inspected for internal faults or stored trouble codes.<\/p>\n<h3>How do I know if my 2011 Ford Flex PCM needs to be replaced rather than reprogrammed?<\/h3>\n<p>If your 2011 Ford Flex is exhibiting symptoms like a no-start condition, persistent misfires, or scan tool communication errors, the PCM may need replacement. Reprogramming is typically only effective if the issue is software-related, such as corrupted data. However, if the module has internal hardware failure\u2014indicated by codes like P0606\u2014replacement is often the only solution. A diagnostic scan can help determine whether the problem is repairable with reprogramming or if a new module is required.<\/p>\n<h3>Can I replace the PCM in my 2011 Ford Flex myself, or should I take it to a professional?<\/h3>\n<p>Replacing the PCM in your 2011 Ford Flex is a straightforward process that many DIYers can handle, provided they have basic tools and follow proper precautions. However, the factory requires a relearn procedure after installation, which may require a scan tool or professional assistance. If you\u2019re not comfortable with electrical work or programming, it\u2019s best to have the replacement done by a qualified technician to avoid potential issues with the vehicle\u2019s performance.<\/p>\n<h3>What happens if I install a used PCM in my 2011 Ford Flex without reprogramming it?<\/h3>\n<p>Installing a used PCM in your 2011 Ford Flex without reprogramming it to match your VIN can lead to a range of drivability issues. The module may not recognize your vehicle\u2019s specific engine and transmission parameters, resulting in poor performance, shifting problems, or even a no-start condition. Additionally, the PCM may store incorrect data, leading to false trouble codes or inefficient operation. To avoid these issues, the used PCM must be reprogrammed to your vehicle\u2019s VIN before installation.<\/p>\n<h3>Why does my 2011 Ford Flex show a P0606 code, and what does it mean for the PCM?<\/h3>\n<p>A P0606 code in your 2011 Ford Flex indicates an internal processor fault within the PCM. This code suggests that the module\u2019s hardware is failing, which can lead to erratic engine behavior, stalling, or communication errors with diagnostic tools. While the code itself doesn\u2019t specify the exact cause, it typically means the PCM will need to be replaced, as internal processor faults are rarely repairable. Ignoring this code may result in further drivability issues or even a complete loss of engine control.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2011 Ford Flex is experiencing PCM-related issues, you have a few options for moving forward. A repair may be possible if the problem is limited to software or minor electrical faults, but if the module has internal hardware failure, replacement is often the most reliable solution. Opting for a pre-programmed replacement unit can save you time and hassle, as it eliminates the need for post-installation programming. Whether you choose to tackle the replacement yourself or leave it to a professional, understanding the process and symptoms can help you make the best decision for your vehicle.<\/p>\n<figure style=\"margin:22px auto;text-align:center;max-width:720px\"><img decoding=\"async\" style=\"max-width:100%;height:auto;border:1px solid #e2e6ec;border-radius:8px\" src=\"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/lincolnmkx\/lincoln-3plug-1.jpg\" alt=\"Refurbished VIN-programmed PCM for the 2011 Ford Flex\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">A refurbished, VIN-programmed replacement PCM for the 2011 Ford Flex from Flagship One.<\/figcaption><\/figure>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2011-ford-flex-3-5l-engine-computer-pcm-ecm-ecu-programmed-updated.html\"><b>refurbished, VIN-programmed PCM for the 2011 Ford Flex<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/ford-lincoln-mercury\/ford-pcm-ecm-ecu-engine-computer\/flex-engine-computers.html\">Ford Flex module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>The PCM in your 2011 Ford Flex plays a critical role in ensuring smooth engine and transmission operation. If you\u2019re dealing with symptoms like stalling, misfires, or a no-start condition, the PCM may be the root cause. Replacing it with a pre-programmed unit can restore your vehicle\u2019s performance without the need for additional programming steps. By addressing PCM issues promptly, you can avoid further complications and keep your Flex running reliably for years to come.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>2011 Ford Flex with 3.5L engine may stall, misfire, or fail to start due to PCM failure. Learn symptoms, replacement steps, and why a pre-programmed unit saves time and hassle.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[258,39],"tags":[368,1161,28],"class_list":["post-529929","post","type-post","status-publish","format-standard","hentry","category-car","category-ford","tag-368","tag-flex","tag-ford"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement &amp; Programming - Flagship One Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fs1inc.com\/blog\/2011-ford-flex-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement &amp; Programming - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"2011 Ford Flex with 3.5L engine may stall, misfire, or fail to start due to PCM failure. Learn symptoms, replacement steps, and why a pre-programmed unit saves time and hassle.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/2011-ford-flex-pcm-replacement-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"Flagship One Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/flagshipone\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/flagshipone\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-17T15:56:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fs1inc.com\/media\/wysiwyg\/googleshop\/lincolnmkx\/lincoln-3plug-1.jpg\" \/>\n<meta name=\"author\" content=\"FlagshipOne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@theflagshipone\" \/>\n<meta name=\"twitter:site\" content=\"@theflagshipone\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"FlagshipOne\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement &#038; Programming\",\"datePublished\":\"2026-07-17T15:56:29+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/\"},\"wordCount\":1790,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/lincolnmkx\\\/lincoln-3plug-1.jpg\",\"keywords\":[\"2011\",\"flex\",\"Ford\"],\"articleSection\":[\"Car\",\"Ford\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/\",\"name\":\"2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement & Programming - Flagship One Blog\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/lincolnmkx\\\/lincoln-3plug-1.jpg\",\"datePublished\":\"2026-07-17T15:56:29+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/lincolnmkx\\\/lincoln-3plug-1.jpg\",\"contentUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/media\\\/wysiwyg\\\/googleshop\\\/lincolnmkx\\\/lincoln-3plug-1.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/2011-ford-flex-pcm-replacement-guide\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"2011 Ford Flex 3.5L PCM Failure: Symptoms, Replacement &#038; Programming\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/\",\"name\":\"Flagship One Blog\",\"description\":\"Flagship One Inc. 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