{"id":523851,"date":"2026-07-16T08:34:02","date_gmt":"2026-07-16T12:34:02","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=523851"},"modified":"2026-07-16T08:34:02","modified_gmt":"2026-07-16T12:34:02","slug":"2013-cadillac-xts-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2013-cadillac-xts-pcm-replacement-guide\/","title":{"rendered":"2013 Cadillac XTS Powertrain and Engine Control Module Overview"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2013 Cadillac XTS Powertrain and Engine Control Module Overview<\/h1>\n<p class=\"hero-subtitle\">In the 2013 Cadillac XTS the Powertrain Control Module (PCM) and Engine Control Module (ECM) manage engine speed, fuel delivery, emissions and transmission shift logic. Failure of either unit typically triggers processor\u2011related fault codes and may prevent the vehicle from starting or running smoothly.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>PCM removal and reinstall is estimated at 1.3\u202fhours, plus a 0.5\u2011hour relearn.<\/li>\n<li>ECM removal and reinstall takes about 0.8\u202fhours, with an additional 0.5\u2011hour relearn and 0.3\u2011hour reset.<\/li>\n<li>Factory cautions require the ignition to be off when disconnecting ECM connectors.<\/li>\n<li>Programming the replacement ECM needs special equipment and the correct calibration.<\/li>\n<li>Service bulletin PIC5696A notes the E39A ECM part restriction for this model year.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>When a 2013 Cadillac XTS begins to exhibit erratic idle, loss of power or transmission shift problems, the underlying cause often lies in the vehicle&#8217;s electronic brain. The Powertrain Control Module and Engine Control Module work together to interpret sensor data and command the engine and transmission. Understanding how these modules operate, where they sit, and what the factory recommends for removal, installation and programming can help you evaluate repair options and avoid unnecessary downtime. This guide walks you through the key facts, typical labor times, safety cautions and post\u2011install requirements so you know exactly what to expect when addressing a PCM or ECM issue in your XTS.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2013 Cadillac XTS<\/h2>\n<p>The Powertrain Control Module in the 2013 Cadillac XTS serves as the central processor for both engine and transmission functions. It receives inputs from a network of sensors, calculates optimal fuel injection, ignition timing and shift points, and then sends commands to actuators. The Engine Control Module focuses specifically on engine management, handling tasks such as air\u2011fuel mixture, emissions control and idle stabilization. Both modules share data over the vehicle\u2019s communication bus, ensuring coordinated operation. When either module fails, the vehicle may experience no\u2011start conditions, rough running or loss of shift control, because the computer can no longer execute its control algorithms. The design relies on precise timing and calibrated software, so any deviation can trigger the diagnostic trouble codes stored in the module memory. For a replacement, technicians often look for <a href=\"https:\/\/www.fs1inc.com\/gm-general-motors\/cadillac-pcm-ecm-ecu-engine-computer\/xts-engine-computers.html\">replacement engine control modules for the 2013 Cadillac XTS<\/a> that match the original specifications and software version.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the PCM Is Located and What Replacement Involves<\/h2>\n<p>The PCM is mounted within the engine compartment, typically secured to a bracket near the firewall. Access requires disconnecting the battery, removing the cover, and unplugging the connector; the factory caution advises turning the ignition off before handling the ECM connectors to avoid damage. The labor estimate for removing and reinstalling the PCM is 1.3\u202fhours, followed by a 0.5\u2011hour relearn procedure to synchronize the module with the vehicle\u2019s systems. The ECM resides on the passenger\u2011side of the engine bay, attached to the intake manifold. Its removal and replacement is quoted at 0.8\u202fhours, with an additional 0.5\u202fhour relearn and a 0.3\u202fhour reset to clear stored parameters after installation. No torque specifications were provided, so technicians should follow standard fastening practices for these locations.<\/p>\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 Cadillac XTS<\/h3>\n<ol style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\"><b>Disconnect<\/b> the negative battery cable.<\/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 electrical connectors.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Release<\/b> the retaining tab.<\/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\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">1.3 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 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\">0.8 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 Reset<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">All configurations<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">0.3 hr<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>After the physical replacement of the ECM, the factory procedure requires special diagnostic equipment, the correct software calibration and a verification sequence to ensure the new unit communicates properly with the vehicle\u2019s networks. Flagship One supplies each unit pre\u2011loaded with the exact VIN\u2011specific programming, so the required reprogramming steps are already completed. This means the technician can focus on the mechanical aspects of the swap while the <a href=\"https:\/\/www.fs1inc.com\/2013-cadillac-xts-3-6l-ecm-engine-computer-pcm-ecu-programmed-plug-play.html\">a VIN-programmed replacement unit<\/a> handles the software side, eliminating the need for on\u2011site calibration.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>A failing PCM or ECM in a 2013 Cadillac XTS often manifests as a complete loss of engine start, intermittent stalling, rough idle, or unexpected transmission shifting. Drivers may notice the check engine light flashing and see diagnostic trouble codes stored in the module memory. One common code is <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\">processor fault<\/a>, which indicates the processor within the control module is not responding as expected. Other related codes such as P0602 through P0606 may also appear, reflecting internal communication or memory errors. In addition to these codes, the vehicle may exhibit reduced power, abnormal fuel consumption, or a lack of communication with a scan tool, all of which point to a compromised control module.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 2013 Cadillac XTS<\/h2>\n<p>The 2013 Cadillac XTS documents several module\u2011internal trouble codes that can appear when the PCM or ECM experiences a fault. These codes help pinpoint the exact nature of the failure and guide the repair 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-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-p0605-internal-control-module-read-only-memory-rom-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0605<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0605-internal-control-module-read-only-memory-rom-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Internal ROM error<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0605-internal-control-module-read-only-memory-rom-error\/\" style=\"color:#0563C1\"><b><u>Full P0605 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>P060A<\/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<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1621-control-module-long-term-memory-performance\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P1621<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1621-control-module-long-term-memory-performance\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Control module long-term memory performance<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1621-control-module-long-term-memory-performance\/\" style=\"color:#0563C1\"><b><u>Full P1621 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>Service bulletin #PIC5696A, dated March 28, 2013, alerts technicians to a part restriction for the E39A ECM, indicating that certain ECMs are no longer approved for replacement on this model. The bulletin advises using only authorized units that meet the updated specifications.<\/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\">&mdash;<\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">PQC Part Restriction &#8211; E39A ECM Has Ended &#8211; (Mar 28, 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 Cadillac XTS<\/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 ensure stable voltage for the modules.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Keep ground straps and connector pins clean and free of corrosion.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid high\u2011voltage spikes from jump\u2011starts or aftermarket accessories.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address stored diagnostic codes promptly to prevent module overload.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect and replace worn connector seals to keep moisture out.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Use only approved aftermarket equipment connected at the 12\u202fV battery.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>What are the typical labor times for replacing the PCM in a 2013 Cadillac XTS?<\/h3>\n<p>The factory book time for removing and reinstalling the PCM is about 1.3\u202fhours, followed by a 0.5\u2011hour relearn procedure to synchronize the module with the vehicle.<\/p>\n<h3>Do I need special equipment to program a new ECM in my 2013 Cadillac XTS?<\/h3>\n<p>Yes, the factory procedure calls for special diagnostic tools and the correct calibration file. A Flagship One unit arrives VIN\u2011programmed, so those steps are already completed.<\/p>\n<h3>What does the P0601 code indicate on my XTS?<\/h3>\n<p>P0601 signals a processor fault within the control module, meaning the internal processor is not functioning correctly and may require module replacement.<\/p>\n<h3>Can I install the replacement ECM myself?<\/h3>\n<p>The installation involves disconnecting the battery, removing the connector and mounting the unit. While the mechanical steps are straightforward, the factory cautions require the ignition to be off to avoid damage, and a relearn is needed after installation.<\/p>\n<h3>What is the impact of service bulletin PIC5696A on my repair?<\/h3>\n<p>Bulletin PIC5696A restricts the use of certain E39A ECM parts for the 2013 XTS, so only approved replacement units that meet the updated specifications should be used.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>When the PCM or ECM in your 2013 Cadillac XTS fails, you can choose a brand\u2011new factory\u2011spec unit or a refurbished replacement that meets the same performance standards. Both options require the same removal and reinstall steps, but a refurbished unit from Flagship One arrives pre\u2011programmed, eliminating the need for on\u2011site calibration. Consider your budget, warranty preferences and the importance of immediate drivability when deciding which path to take.<\/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\/gmtypeE39a\/gm-pcm-typeE39a-1.jpg\" alt=\"Refurbished VIN-programmed PCM for the 2013 Cadillac XTS\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">A refurbished, VIN-programmed replacement PCM for the 2013 Cadillac XTS from Flagship One.<\/figcaption><\/figure>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2013-cadillac-xts-3-6l-ecm-engine-computer-pcm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 2013 Cadillac XTS<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/gm-general-motors\/cadillac-pcm-ecm-ecu-engine-computer\/xts-engine-computers.html\">Cadillac XTS module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>Addressing PCM or ECM issues in your 2013 Cadillac XTS promptly can restore reliable engine performance and shift quality. Whether you opt for a new or refurbished unit, the proper installation and post\u2011install procedures are essential for long\u2011term success. Contact a qualified technician to evaluate your specific situation and choose the best solution.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>If your 2013 Cadillac XTS shows no\u2011start, stalling or shift issues, remember the factory caution to turn off ignition when handling the ECM. Proper repair can restore engine control and drivability.<\/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":[450,258],"tags":[307,66,1258],"class_list":["post-523851","post","type-post","status-publish","format-standard","hentry","category-cadillac","category-car","tag-307","tag-cadillac","tag-xts"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2013 Cadillac XTS Powertrain and Engine Control Module Overview - 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-cadillac-xts-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 Cadillac XTS Powertrain and Engine Control Module Overview - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"If your 2013 Cadillac XTS shows no\u2011start, stalling or shift issues, remember the factory caution to turn off ignition when handling the ECM. 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