{"id":523350,"date":"2026-07-15T19:59:33","date_gmt":"2026-07-15T23:59:33","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=523350"},"modified":"2026-07-19T10:32:52","modified_gmt":"2026-07-19T14:32:52","slug":"1997-buick-park-avenue-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/1997-buick-park-avenue-pcm-replacement-guide\/","title":{"rendered":"1997 Buick Park Avenue PCM Replacement Guide"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">PCM<\/div>\n<h1>1997 Buick Park Avenue PCM Replacement Guide<\/h1>\n<p class=\"hero-subtitle\">In the 1997 Buick Park Avenue the Powertrain Control Module (PCM) manages fuel delivery, ignition timing, and emission controls. Failure of this unit can cause loss of power, erratic idle, or complete engine shutdown, often accompanied by diagnostic trouble codes.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>PCM location is behind the air cleaner, requiring removal of the intake assembly.<\/li>\n<li>Factory labor times range from 0.3 to 0.7 hours for relearn and removal tasks.<\/li>\n<li>Electrostatic discharge can damage the PCM; handle connectors with care.<\/li>\n<li>Flagship One units arrive VIN\u2011programmed, eliminating post\u2011install coding steps.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>When a 1997 Buick Park Avenue exhibits no\u2011start conditions, rough idle, or unexpected stalling, the powertrain control module often lies at the root of the problem. This guide explains how the PCM functions in this model, where it is located, what factory procedures are required after replacement, and how Flagship One refurbished units simplify the process. By the end, you will understand the key steps and precautions needed to restore reliable engine performance.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the PCM Does in a 1997 Buick Park Avenue<\/h2>\n<p>The Powertrain Control Module in a 1997 Buick Park Avenue serves as the central computer that monitors sensor data, controls fuel injection, and regulates ignition timing. It also oversees emission\u2011related functions and communicates with the transmission control unit. Proper operation is essential for smooth acceleration and compliance with emissions standards. Replacing a faulty unit often involves swapping out the original controller for a new one, such as a <a href=\"https:\/\/www.fs1inc.com\/gm\/buick-pcm-ecm-ecu-engine-computer\/park-avenue-engine-computers.html\">1997 Buick Park Avenue PCM replacement<\/a> that matches the vehicle\u2019s specifications.<\/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 positioned next to the air cleaner assembly, making it accessible after removing the intake cover. Factory labor guidelines assign 0.5 hours for a PCM removal and replacement (R&amp;R) and an additional 0.5 hours for a control module relearn. If a full reset is required, the procedure may take as little as 0.3 hours. Technicians should follow the prescribed steps to reach the module without damaging surrounding components.<\/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\/blog\/wp-content\/uploads\/2026\/07\/1997-buick-park-avenue-ecm-location-card-1.webp\" alt=\"1997 Buick Park Avenue PCM location diagram\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">Typical PCM mounting area on the 1997 Buick Park Avenue (reference).<\/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 1997 Buick Park Avenue<\/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> 2 screws from the air cleaner top cover.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the air cleaner top cover.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the PCM from the air cleaner.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Disconnect<\/b> the harness connectors from the PCM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the PCM from the engine compartment.<\/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>After installing a new PCM, the factory procedure calls for a Powertrain Control Module relearn, which typically takes 0.5 hours. Flagship One provides a <a href=\"https:\/\/www.fs1inc.com\/1997-buick-park-avenue-3-8l-ecm-engine-computer-pcm-ecu-programmed-plug-play.html\">a VIN\u2011programmed replacement unit<\/a> that arrives already coded to the vehicle, so the relearn step is already satisfied and no further programming is needed.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing PCM<\/h2>\n<p>Common signs of a failing PCM in the 1997 Buick Park Avenue include intermittent no\u2011start, sudden stalling, rough idle, and loss of communication with a scan tool. Diagnostic trouble codes often appear, such as <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\">Processor Communication Fault<\/a> which indicates a problem with the module\u2019s internal processor. These symptoms usually prompt a check of wiring integrity and ground connections before confirming PCM replacement.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 1997 Buick Park Avenue<\/h2>\n<p>The following internal trouble codes have been documented for the 1997 Buick Park Avenue PCM:<\/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\"><b>P1602<\/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>P1604<\/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>P1610<\/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>P1626<\/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>P1630<\/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>P1631<\/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>P1635<\/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>P1639<\/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>P1641<\/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>P1643<\/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>Service bulletin #99-06-04-053, dated October 26, 1999, provides information on PCM reprogramming procedures. It outlines the required steps for updating the module\u2019s software and highlights precautions to avoid damage during the 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\">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>99-06-04-053<\/b><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\">Info &#8211; PCM Reprogramming &#8211; (Oct 26, 1999)<\/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 1997 Buick Park Avenue<\/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 supply stable voltage.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect and clean all ground straps and connector pins regularly.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid high\u2011voltage spikes from jump\u2011starts or accessories.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address any diagnostic codes promptly to prevent further wear.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Ensure connector seals remain intact to keep moisture out.<\/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 PCM work on a 1997 Buick Park Avenue?<\/h3>\n<p>Factory guidelines list about half an hour for a relearn and roughly three\u2011quarters of an hour for removal and replacement tasks.<\/p>\n<h3>Can I use a used PCM from another 1997 Buick Park Avenue?<\/h3>\n<p>A used unit may lack the correct VIN programming and could require additional coding steps, which Flagship One refurbished modules avoid.<\/p>\n<h3>What precaution should I take when handling the PCM connectors?<\/h3>\n<p>Avoid touching the pins or soldered areas on the board to prevent electrostatic discharge damage.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>When the PCM in your 1997 Buick Park Avenue needs service, you can choose a factory\u2011refurbished replacement or a Flagship One unit that arrives pre\u2011programmed. Both options restore the vehicle\u2019s engine control functions, but the Flagship One solution eliminates the need for post\u2011install coding, saving time and reducing error risk.<\/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\/gmtypeP\/gm-pcm-typeP-large1.jpg\" alt=\"Refurbished VIN-programmed PCM for the 1997 Buick Park Avenue\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">A refurbished, VIN-programmed replacement PCM for the 1997 Buick Park Avenue from Flagship One.<\/figcaption><\/figure>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/1997-buick-park-avenue-3-8l-ecm-engine-computer-pcm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed PCM for the 1997 Buick Park Avenue<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/gm\/buick-pcm-ecm-ecu-engine-computer\/park-avenue-engine-computers.html\">Buick Park Avenue module lineup<\/a> covers other engine configurations as well.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Final Thoughts<\/h2>\n<p>Replacing the PCM in a 1997 Buick Park Avenue restores proper engine management and can eliminate no\u2011start or stalling issues. Consider a Flagship One refurbished unit for a ready\u2011to\u2011go solution that meets the vehicle\u2019s specifications.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>If your 1997 Buick Park Avenue shows no\u2011start or stalling, be cautious of electrostatic damage when servicing the PCM; proper replacement restores engine control.<\/p>\n","protected":false},"author":1,"featured_media":521657,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[359,258],"tags":[78,65,1241],"class_list":["post-523350","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-buick","category-car","tag-78","tag-buick","tag-park-avenue"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>1997 Buick Park Avenue 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\/1997-buick-park-avenue-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"1997 Buick Park Avenue PCM Replacement Guide - Flagship One Blog\" \/>\n<meta property=\"og:description\" content=\"If your 1997 Buick Park Avenue shows no\u2011start or stalling, be cautious of electrostatic damage when servicing the PCM; proper replacement restores engine control.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fs1inc.com\/blog\/1997-buick-park-avenue-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=\"2026-07-15T23:59:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-19T14:32:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2026\/07\/1997-buick-park-avenue-ecm-location-card-1.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\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=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/\"},\"author\":{\"name\":\"FlagshipOne\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#\\\/schema\\\/person\\\/a3cf463514bd03eb7656953ef8f75700\"},\"headline\":\"1997 Buick Park Avenue PCM Replacement Guide\",\"datePublished\":\"2026-07-15T23:59:33+00:00\",\"dateModified\":\"2026-07-19T14:32:52+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/\"},\"wordCount\":1009,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/1997-buick-park-avenue-ecm-location-card-1.webp\",\"keywords\":[\"1997\",\"Buick\",\"Park Avenue\"],\"articleSection\":[\"Buick\",\"Car\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/\",\"url\":\"https:\\\/\\\/www.fs1inc.com\\\/blog\\\/1997-buick-park-avenue-pcm-replacement-guide\\\/\",\"name\":\"1997 Buick Park Avenue PCM Replacement Guide - 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