{"id":524630,"date":"2026-07-16T09:06:00","date_gmt":"2026-07-16T13:06:00","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=524630"},"modified":"2026-07-19T11:25:45","modified_gmt":"2026-07-19T15:25:45","slug":"2013-chevrolet-silverado-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2013-chevrolet-silverado-pcm-replacement-guide\/","title":{"rendered":"2013 Chevrolet Silverado 4.3L PCM Replacement Guide"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2013 Chevrolet Silverado 4.3L PCM Replacement Guide<\/h1>\n<p class=\"hero-subtitle\">The Powertrain Control Module in a 2013 Chevrolet Silverado 4.3L acts as the central brain for engine and transmission operation, interpreting sensor data and issuing control signals. Failure often results in erratic engine behavior, loss of power, or communication issues with diagnostic tools.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>PCM replacement takes approximately 1.4 hours.<\/li>\n<li>Relearn the turbocharger after replacement.<\/li>\n<li>Reprogramming the glow plug control module is required if a new unit is installed.<\/li>\n<li>Factory service bulletins identify calibration and parts restriction details.<\/li>\n<li>Common fault codes include P0601 through P0606 and P060B.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>If you own a 2013 Chevrolet Silverado equipped with the 4.3\u2011liter V6, you may notice unsettling symptoms such as unexpected stalling or a complete loss of power. These issues can stem from a malfunctioning Powertrain Control Module (PCM), the component that orchestrates the engine and transmission\u2019s performance. Understanding the PCM\u2019s role and how to address its failures empowers you to take decisive action. This guide walks you through the replacement process, the necessary programming steps, and practical tips to keep your PCM reliable. By the end, you will know exactly what to expect during service and how to restore your Silverado\u2019s confidence on the road.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2013 Chevrolet Silverado<\/h2>\n<p>The Powertrain Control Module (PCM) in a 2013 Chevrolet Silverado 4.3L interprets inputs from a network of sensors\u2014such as crankshaft position, throttle position, and coolant temperature\u2014and translates them into precise actuator commands for fuel injection, ignition timing, and transmission shifting. This coordination ensures efficient combustion, smooth acceleration, and optimal fuel economy. When the PCM fails, the engine may misfire, stall, or run at an incorrect idle speed, and the transmission may shift erratically. <a href=\"https:\/\/www.fs1inc.com\/gm\/chevrolet-pcm-ecm-ecu-engine-computer\/silverado-engine-computers.html\">replacement engine computers for the Silverado<\/a> The PCM\u2019s software also manages safety features like traction control, so a defective unit can compromise both performance and safety. Knowing how the PCM operates helps you recognize warning signs and decide when professional replacement is warranted.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What Replacing the PCM Involves<\/h2>\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\/blog\/wp-content\/uploads\/2026\/07\/2013-chevrolet-silverado-pcm-location-diagram.webp\" alt=\"2013 Chevrolet Silverado PCM location diagram\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">PCM mounting location on the 2013 Chevrolet Silverado.<\/figcaption><\/figure>\n<div style=\"background:#f7f9fc;border:1px solid #e2e8f2;border-radius:10px;padding:18px 24px;margin:18px 0\">\n<h3 style='margin-top:0'>How to Reach the PCM on the 2013 Chevrolet Silverado<\/h3>\n<ol style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\"><b>Release<\/b> the tab on the rear of the cover while rotating the cover upward.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> any debris from around the control module connector.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Disconnect<\/b> the engine control module harness connectors.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Release<\/b> the three tabs retaining the engine control module to the module bracket.<\/li>\n<\/ol>\n<p style='margin:10px 0 0 0'><em>Work with the ignition off, and treat the module as static-sensitive: avoid touching the connector pins at any point.<\/em><\/p>\n<\/div>\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\">Silverado 1500<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">1.4 hr<\/td>\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\">Silverado 2500 HD<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">1.4 hr<\/td>\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\">Silverado 3500 HD<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">1.4 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\">Silverado 1500<\/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\">Powertrain Control Module Relearn<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Silverado 2500 HD<\/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\">Powertrain Control Module Relearn<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Silverado 3500 HD<\/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\">Silverado 1500<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">1.4 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\">Silverado 2500 HD<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">1.4 hr<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>After installing a new PCM, the factory procedure requires a relearn of the turbocharger and a reprogramming of the glow plug control module. Because Flagship One units arrive VIN\u2011programmed, those steps are pre\u2011completed, so you can skip the relearn cycle and the glow plug update. <a href=\"https:\/\/www.fs1inc.com\/2013-chevrolet-silverado-1500-4-3l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\">a VIN-programmed replacement unit<\/a> The only remaining task is to verify that the module\u2019s internal clock and sensor calibrations match the vehicle\u2019s specifications, which the pre\u2011programmed unit already provides. This streamlined approach reduces labor and ensures immediate readiness.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>When the PCM in a 2013 Chevrolet Silverado 4.3L is failing, you may notice a variety of symptoms such as a sudden loss of power while cruising, frequent stalling at idle, or inconsistent throttle response. The engine might also misfire, leading to a rough idle and reduced fuel economy. Diagnostic tools will often report dead or intermittent communication with the module, and you may see trouble codes that involve memory or communication errors. For example, a reported <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\">P0601<\/a> code indicates a memory operation error within the PCM. These indicators suggest that the module\u2019s firmware or hardware is compromised, and replacement should be considered.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 2013 Chevrolet Silverado<\/h2>\n<p>The following internal trouble codes are documented for the 2013 Chevrolet Silverado 4.3L PCM. Each code reflects a specific fault within the module\u2019s memory or communication pathways. Refer to this list when troubleshooting persistent issues that cannot be resolved by external sensor checks.<\/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-p0601-internal-control-module-memory-checksum-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0601<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Internal memory checksum error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\" style=\"color:#0563C1\"><b><u>Full P0601 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0602-control-module-programming-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0602<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0602-control-module-programming-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Control module programming error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0602-control-module-programming-error\/\" style=\"color:#0563C1\"><b><u>Full P0602 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0603-internal-control-module-keep-alive-memory-kam-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0603<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0603-internal-control-module-keep-alive-memory-kam-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Keep-alive memory (KAM) error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0603-internal-control-module-keep-alive-memory-kam-error\/\" style=\"color:#0563C1\"><b><u>Full P0603 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0604-internal-control-module-random-access-memory-ram-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0604<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0604-internal-control-module-random-access-memory-ram-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Internal RAM error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0604-internal-control-module-random-access-memory-ram-error\/\" style=\"color:#0563C1\"><b><u>Full P0604 guide &rarr;<\/u><\/b><\/a><\/td>\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<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><b>P060B<\/b><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Module-internal fault<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p062f-internal-control-module-eeprom-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P062F<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p062f-internal-control-module-eeprom-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Internal EEPROM error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p062f-internal-control-module-eeprom-error\/\" style=\"color:#0563C1\"><b><u>Full P062F guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Factory Service Bulletins Worth Knowing<\/h2>\n<p>The factory service bulletins relevant to the 2013 Chevrolet Silverado 4.3L include #08-06-04-006, which details identification of non\u2011GM ECM calibration use and power\u2011up hardware detection in Duramax Diesel Engines. Bulletin #PIP4798H addresses parts restriction for the 2012 and 2013 6.6L Duramax Engine Control Module, highlighting calibration verification numbers and transmission data. These bulletins provide guidance on calibration verification and part compatibility.<\/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\">Bulletin<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">Subject<\/th>\n<th style=\"border:1px solid #d6dbe3;background:#f2f5f9;padding:9px 12px;text-align:left\">What It Addresses<\/th>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><b>08-06-04-006<\/b><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Information for Identifying Non-GM ECM Calibration Use and Power-up Hardware Detection in Duram<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">2012 and 2013 6.6L Duramax Engine Control Module Parts Restriction &#8211; (Jul 12, 2013)<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">&mdash;<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Protecting the PCM in Your 2013 Chevrolet Silverado<\/h2>\n<ul style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\">Maintain the vehicle\u2019s charging system to keep the PCM\u2019s power supply stable.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect and clean electrical connectors to ensure solid contact.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid exposing the PCM to high voltage spikes during jump\u2011starts or battery replacement.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address any stored trouble codes promptly to prevent further degradation.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Keep connector seals intact to protect against moisture and dust.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Use a high\u2011quality battery to avoid voltage fluctuations.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>Will the PCM replacement affect my Silverado\u2019s transmission shifting?<\/h3>\n<p>Yes, the PCM controls transmission shift points. After replacement, a relearn of the turbocharger and reprogramming of the glow plug module ensure that shift logic is correctly re\u2011established. The new unit is programmed for your specific VIN, so shifting should return to factory settings.<\/p>\n<h3>Do I need to reset any driver\u2011mode settings after installing a new PCM?<\/h3>\n<p>The pre\u2011programmed PCM already contains the default driver\u2011mode parameters for the 2013 Silverado 4.3L. No additional driver\u2011mode resets are required unless you wish to customize settings manually.<\/p>\n<h3>Is a diagnostic scan necessary before installing a new PCM?<\/h3>\n<p>A diagnostic scan is recommended to confirm that no other components are contributing to the symptoms. Once the PCM is replaced, a quick scan will verify that no new codes appear.<\/p>\n<h3>How long does a typical PCM replacement take on a Silverado?<\/h3>\n<p>The book time for replacement is 1.4 hours, covering removal, installation, and basic electrical checks. Additional time may be needed for a full diagnostic scan.<\/p>\n<h3>Will the replacement PCM affect my vehicle\u2019s warranty?<\/h3>\n<p>If your Silverado is still under warranty, the replacement should be covered. However, ensure that the service is performed by an authorized dealer or a certified technician to preserve warranty coverage.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>When your 2013 Chevrolet Silverado 4.3L shows signs of PCM failure, you can choose between a standard repair or a refurbished replacement. Both options are available with a VIN\u2011programmed unit that eliminates the need for relearn procedures. The refurbished units are engineered to match the original performance, giving you confidence that your Silverado will return to reliable operation.<\/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\/gmtypeE37\/gm-pcm-typeE37-1.jpg\" alt=\"Refurbished VIN-programmed PCM for the 2013 Chevrolet Silverado\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">A refurbished, VIN-programmed replacement PCM for the 2013 Chevrolet Silverado from Flagship One.<\/figcaption><\/figure>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2013-chevrolet-silverado-1500-4-3l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 2013 Chevrolet Silverado<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/gm\/chevrolet-pcm-ecm-ecu-engine-computer\/silverado-engine-computers.html\">Chevrolet Silverado module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>A 2013 Chevrolet Silverado 4.3L can benefit greatly from a timely PCM replacement when symptoms like stalling or misfires appear. By choosing a pre\u2011programmed unit and following the outlined procedure, you can restore smooth performance and safeguard your vehicle\u2019s longevity.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Learn how a 2013 Chevrolet Silverado 4.3L may experience misfires or stalling if the PCM fails. Timely replacement and reprogramming can restore smooth operation.<\/p>\n","protected":false},"author":1,"featured_media":520118,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[258,274],"tags":[307,67,1226],"class_list":["post-524630","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-car","category-chevrolet","tag-307","tag-chevrolet","tag-silverado"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2013 Chevrolet Silverado 4.3L PCM Replacement Guide - 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\/2013-chevrolet-silverado-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2013 Chevrolet Silverado 4.3L PCM Replacement Guide - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Learn how a 2013 Chevrolet Silverado 4.3L may experience misfires or stalling if the PCM fails. 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