{"id":523556,"date":"2026-07-15T20:07:46","date_gmt":"2026-07-16T00:07:46","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=523556"},"modified":"2026-07-15T20:07:46","modified_gmt":"2026-07-16T00:07:46","slug":"2019-buick-enclave-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2019-buick-enclave-pcm-replacement-guide\/","title":{"rendered":"2019 Buick Enclave PCM\/ECM Guide: Replacement &#038; Programming"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>2019 Buick Enclave PCM\/ECM Guide: Replacement &amp; Programming<\/h1>\n<p class=\"hero-subtitle\">The PCM\/ECM in the 2019 Buick Enclave (3.6L) is the main computer controlling engine functions. Failure can cause no-start, stalling, poor performance, and trigger module-internal trouble codes like P0601-P1682.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>Factory book time for ECM removal and replacement is 0.7 hours.<\/li>\n<li>After ECM replacement, a powertrain control module relearn (0.5 hours) or reset (0.3 hours) may be required.<\/li>\n<li>Always turn the ignition off when installing or removing ECM connectors to prevent component damage.<\/li>\n<li>Two service bulletins address ECM programming errors and warranty SPS reprogramming for this vehicle.<\/li>\n<li>Module-internal trouble codes (P0601\u2013P1682) indicate faults within the ECM itself, not external sensors.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>If your 2019 Buick Enclave with the 3.6L engine is experiencing drivability issues or has triggered module-internal trouble codes, the PCM\/ECM may need attention. This guide explains the role of the powertrain control module, common failure symptoms, and what replacement involves. You&#8217;ll learn about the required programming steps and how a pre-programmed unit can simplify the repair. The factory cautions that the ignition must be off when handling ECM connectors to avoid damage. We also cover relevant service bulletins and the list of module-internal diagnostic trouble codes that point to ECM faults.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 2019 Buick Enclave<\/h2>\n<p>The powertrain control module (PCM) or engine control module (ECM) in the 2019 Buick Enclave is the central computer that manages fuel injection, ignition timing, emissions controls, and other engine functions. It receives data from sensors throughout the engine and drivetrain, then adjusts parameters to maintain performance and efficiency. When the ECM fails, you can find <a href=\"https:\/\/www.fs1inc.com\/gm-general-motors\/buick-pcm-ecm-ecu-engine-computer\/enclave-engine-computers.html\">replacement ECMs for the Enclave<\/a> that come pre-programmed to avoid dealer visits. The module also monitors its own internal health; if it detects a fault, it sets a module-internal trouble code. Understanding what the ECM does helps you diagnose issues like no-start, stalling, or poor fuel economy that may stem from a failing control unit.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the PCM Is Located and What Replacement Involves<\/h2>\n<p>The ECM on the 2019 Buick Enclave is typically located in the engine compartment, often near the air cleaner housing or on the firewall. Replacement involves disconnecting the battery, then carefully removing the electrical connectors\u2014always with the ignition off per factory caution to prevent damage. The module is held by bolts or brackets; unbolt it and remove the old unit. Factory book time for ECM removal and replacement is 0.7 hours. After installing the new module, a powertrain control module relearn (0.5 hours) or ECM reset (0.3 hours) may be required to synchronize the module with the vehicle. Ensure all connectors are fully seated and the ignition remains off until the installation is complete.<\/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 2019 Buick Enclave<\/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<\/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 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\">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\">0.7 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<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\">0.7 hr<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>Factory procedure after ECM replacement requires reprogramming the module with the vehicle&#8217;s VIN and calibration data using a scan tool. This step is essential for the module to communicate with other systems and operate correctly. However, you can purchase <a href=\"https:\/\/www.fs1inc.com\/2019-buick-enclave-3-6l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\">a VIN-programmed replacement unit<\/a> from Flagship One that arrives ready to install, eliminating the need for dealer programming. The pre-programmed module includes the correct VIN and software, so the relearn or reset procedure may still be needed but the reprogramming step is already done. This saves time and ensures the ECM is configured for your specific 2019 Buick Enclave.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>Common failure symptoms of the ECM in the 2019 Buick Enclave include no-start conditions, intermittent stalling, misfire codes, poor acceleration, and loss of communication with scan tools. You may also notice erratic transmission shifting or reduced fuel economy. If you see <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\">internal memory error P0601<\/a>, it indicates a checksum failure within the ECM&#8217;s memory. Other module-internal codes like P0602 (programming error) or P0606 (processor fault) also point to ECM problems. These symptoms often appear without any external sensor or wiring issues, suggesting the control module itself is failing. Addressing these codes promptly can prevent further drivability issues.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 2019 Buick Enclave<\/h2>\n<p>The following trouble codes are module-internal for the 2019 Buick Enclave ECM. These codes indicate faults within the control module itself rather than external sensors or circuits. They include memory, processor, and communication errors.<\/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\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0607-control-module-performance\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0607<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0607-control-module-performance\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Module performance fault<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0607-control-module-performance\/\" style=\"color:#0563C1\"><b><u>Full P0607 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\"><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\"><b>P060C<\/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-p0610-control-module-vehicle-options-error\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P0610<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0610-control-module-vehicle-options-error\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Module-internal fault<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0610-control-module-vehicle-options-error\/\" style=\"color:#0563C1\"><b><u>Full P0610 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><b>P061C<\/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<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Factory Service Bulletins Worth Knowing<\/h2>\n<p>Two service bulletins apply to the 2019 Buick Enclave&#8217;s ECM. Preliminary Information bulletin #PIP5373B (June 2018) addresses program ECM error codes E4491 and E4423. Additionally, bulletin #06-08-47-001O (June 2019) covers warranty administration for SPS control module reprogramming. These bulletins indicate that reprogramming may be necessary to resolve certain ECM errors. If you encounter these error codes, a dealer may perform a software update or reprogramming under warranty guidelines.<\/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\">Preliminary Information &gt; Engine\/Propulsion &gt; #PIP5373B: Program ECM Error E4491\/E4423 &#8211; (Jun 1<\/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\"><b>06-08-47-001<\/b><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Bulletins &gt; Power and Signal Distribution &gt; #06-08-47-001O: Warranty Administration &#8211; Warranty <\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">\u201d field on the job card. Dealers must also enter one of the codes in the<\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Protecting the PCM in Your 2019 Buick Enclave<\/h2>\n<ul style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\">Keep the charging system in good condition; voltage spikes from a failing alternator can damage the ECM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Clean and tighten all ground connections and ECM connector terminals to ensure reliable electrical contact.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid jump-starting the vehicle with reversed polarity or using a high-voltage booster pack that may cause surges.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address any module-internal trouble codes promptly to prevent further degradation of the ECM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect ECM connector seals for cracks or moisture intrusion, and replace if damaged.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">When working on the electrical system, always disconnect the battery and turn the ignition off before touching ECM connectors.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>What is the book time to replace the ECM on a 2019 Buick Enclave?<\/h3>\n<p>The factory book time for ECM removal and replacement is 0.7 hours. An additional 0.5 hours is allowed for a powertrain control module relearn procedure after installation. A reset procedure is listed at 0.3 hours.<\/p>\n<h3>What does trouble code P0601 mean on a 2019 Buick Enclave?<\/h3>\n<p>P0601 is a module-internal code indicating an internal control module memory checksum error. It means the ECM has detected a fault in its own memory, often requiring replacement or reprogramming of the module.<\/p>\n<h3>Do I need to reprogram the ECM after replacing it on a 2019 Buick Enclave?<\/h3>\n<p>Yes, factory procedure requires reprogramming the new ECM with the vehicle&#8217;s VIN and calibration data. However, a pre-programmed replacement unit from Flagship One arrives with the correct programming, so you can skip that step.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>When your 2019 Buick Enclave&#8217;s ECM fails, you have two main options: have the original module repaired by a specialist, or replace it with a refurbished unit. A refurbished ECM that is pre-programmed with your VIN can save time and ensure proper operation. Flagship One offers such units for the Enclave&#8217;s 3.6L engine, eliminating the need for dealer programming and reducing downtime.<\/p>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2019-buick-enclave-3-6l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 2019 Buick Enclave<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/gm-general-motors\/buick-pcm-ecm-ecu-engine-computer\/enclave-engine-computers.html\">Buick Enclave 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 2019 Buick Enclave&#8217;s ECM is a critical component. Understanding its symptoms and replacement process helps you make informed decisions. Whether you choose repair or replacement, ensure the module is properly programmed. Flagship One provides pre-programmed ECMs for the 2019 Buick Enclave to simplify your repair.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Learn about 2019 Buick Enclave PCM\/ECM issues including error codes P0601-P1682. Follow factory caution: turn ignition off when removing connectors. Find replacement options.<\/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":[359,258],"tags":[790,65,444],"class_list":["post-523556","post","type-post","status-publish","format-standard","hentry","category-buick","category-car","tag-790","tag-buick","tag-enclave"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2019 Buick Enclave PCM\/ECM Guide: 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\/2019-buick-enclave-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2019 Buick Enclave PCM\/ECM Guide: Replacement &amp; Programming - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"Learn about 2019 Buick Enclave PCM\/ECM issues including error codes P0601-P1682. Follow factory caution: turn ignition off when removing connectors. 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