{"id":530265,"date":"2026-07-17T09:44:08","date_gmt":"2026-07-17T13:44:08","guid":{"rendered":"https:\/\/www.fs1inc.com\/blog\/?p=530265"},"modified":"2026-07-19T11:42:45","modified_gmt":"2026-07-19T15:42:45","slug":"2002-gmc-jimmy-pcm-replacement-guide","status":"publish","type":"post","link":"https:\/\/www.fs1inc.com\/blog\/2002-gmc-jimmy-pcm-replacement-guide\/","title":{"rendered":"2002 GMC Jimmy PCM Replacement Guide"},"content":{"rendered":"<div class=\"container\">\n<section class=\"hero\">\n<div class=\"code-badge\">ECM<\/div>\n<h1>2002 GMC Jimmy PCM Replacement Guide<\/h1>\n<p class=\"hero-subtitle\">The powertrain control module in a 2002 GMC Jimmy manages engine timing, fuel delivery, and transmission coordination. When the PCM malfunctions, the vehicle may lose driveability, trigger multiple internal codes, and prevent diagnostic communication, leading to a complete loss of power\u2011train control.<\/p>\n<\/section>\n<div class=\"quick-summary\">\n<h2>Quick Summary<\/h2>\n<ul>\n<li>Ignition must be off when disconnecting or reconnecting PCM connectors to avoid internal damage.<\/li>\n<li>Add\u2011on electrical devices should be tied to battery power and ground to reduce risk to the powertrain system.<\/li>\n<li>Off\u2011board programming is used when the vehicle is not present for ECU reprogramming.<\/li>\n<li>Flagship One units arrive VIN\u2011programmed, eliminating the need for post\u2011install coding.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<p>When a 2002 GMC Jimmy exhibits erratic engine behavior, dead scan\u2011tool communication, or a cascade of PCM\u2011related trouble codes, the powertrain control module is often the culprit. Understanding how the PCM functions, where it resides, and what the factory requires for safe removal and reinstallation can help you decide between a repair or a refurbished replacement. This guide walks you through the module\u2019s role, the precautions needed during handling, the programming steps the factory expects, and practical steps to keep the new unit healthy in service.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>What the ECM Does in a 2002 GMC Jimmy<\/h2>\n<p>The PCM in the 2002 GMC Jimmy acts as the brain of the powertrain, constantly monitoring sensor inputs and adjusting fuel injection, ignition timing, and transmission shift points to maintain optimal performance. It stores diagnostic information and communicates with other control modules, making it essential for smooth operation. Because the module controls both engine and transmission functions, any internal fault can quickly cascade into multiple error codes and loss of driveability. The vehicle relies on the PCM to coordinate emissions controls and fuel economy, so a failing unit may cause higher emissions and reduced mileage. Proper installation protects the delicate internal circuitry, and the module must be programmed to match the vehicle\u2019s VIN and calibration data. For those seeking a new source, <a href=\"https:\/\/www.fs1inc.com\/gm\/gmc-pcm-ecm-ecu-engine-computer\/jimmy-engine-computers.html\">replacement PCM for 2002 GMC Jimmy<\/a> provides a direct fit.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Where the ECM 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 with bolts that require standard torque specifications. Access involves removing the intake hose and disconnecting the battery to satisfy the factory caution that the ignition be off during connector handling. Once the wiring harness is unplugged, the module can be lifted out and a replacement positioned in the same location, re\u2011attached with the original fasteners, and the harness reconnected. The factory recommends verifying connector pins are clean and fully seated before re\u2011installing the battery.<\/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\/2002-gmc-jimmy-pcm-service-figure.webp\" alt=\"2002 GMC Jimmy ECM location diagram\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">From the factory ECM removal procedure for the 2002 GMC Jimmy.<\/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 ECM on the 2002 GMC Jimmy<\/h3>\n<ol style=\"margin:14px 0 6px 0;padding-left:26px\">\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> any debris from the PCM connector surfaces before.<\/li>\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> the PCM from the PCM mounting bracket.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Disconnect<\/b> the PCM electrical connectors.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Remove<\/b> the replacement PCM from the packaging.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Slide<\/b> the PCM retainer into the PCM bracket slots.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\"><b>Pull<\/b> the PCM retention bar into position.<\/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<\/div>\n<div class=\"info-section\">\n<h2>Programming Requirements After Replacement<\/h2>\n<p>After a PCM swap, the factory procedure calls for reprogramming the control module using the Off\u2011Board Programming method, selecting Tech 2\u00ae, Reprogram ECU, and the Off\u2011Board Programming Adapter as the ECU location. The process involves attempting to write the vehicle\u2011specific calibration data to the new unit. Flagship One supplies <a href=\"https:\/\/www.fs1inc.com\/2002-gmc-jimmy-4-3l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\">a VIN-programmed replacement unit<\/a> that already contains the correct software, so the reprogramming step is effectively completed before the part reaches your shop.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Symptoms of a Failing ECM<\/h2>\n<p>A faulty PCM in a 2002 GMC Jimmy may manifest as a no\u2011start condition, intermittent stalling, rough idle, or transmission shift delays. Drivers often notice the check engine light flashing and may retrieve a series of internal codes, such as <a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p0601-internal-control-module-memory-checksum-error\/\">internal control module error<\/a> that point to the PCM\u2019s internal circuitry. Communication with a scan tool can become impossible, and the vehicle may enter a limp\u2011mode where power is limited to protect the engine. These symptoms typically appear together, reflecting the PCM\u2019s central role in coordinating engine and transmission functions.<\/p>\n<\/div>\n<div class=\"info-section\">\n<h2>Module Trouble Codes on the 2002 GMC Jimmy<\/h2>\n<p>The following internal trouble codes are documented for the 2002 GMC Jimmy 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\"><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\"><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-p1600-pcm-battery-voltage-supply-loss-of-communication\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P1600<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1600-pcm-battery-voltage-supply-loss-of-communication\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">Loss of communication \/ battery voltage supply fault<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1600-pcm-battery-voltage-supply-loss-of-communication\/\" style=\"color:#0563C1\"><b><u>Full P1600 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<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\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1627-control-module-a-d-performance\/\" style=\"color:#0563C1;text-decoration:none;display:block;cursor:pointer\"><b>P1627<\/b><\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1627-control-module-a-d-performance\/\" style=\"color:#1a2b49;text-decoration:none;display:block;cursor:pointer\">A\/D performance fault<\/a><\/td>\n<td style=\"border:1px solid #d6dbe3;padding:9px 12px\"><a href=\"https:\/\/www.fs1inc.com\/blog\/dtc-p1627-control-module-a-d-performance\/\" style=\"color:#0563C1\"><b><u>Full P1627 guide &rarr;<\/u><\/b><\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n<div class=\"info-section\">\n<h2>Protecting the ECM in Your 2002 GMC Jimmy<\/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 avoid voltage spikes that can harm the PCM.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Inspect and clean all PCM connector pins and ground straps regularly.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Use proper battery disconnect procedures before any PCM work.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Avoid connecting aftermarket electrical accessories directly to the PCM circuit.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Address any stored trouble codes promptly to prevent further damage.<\/li>\n<li style=\"margin:10px 0;line-height:1.65\">Ensure connector seals remain intact to keep moisture out of the module.<\/li>\n<\/ul>\n<\/div>\n<div class=\"info-section\">\n<h2>Frequently Asked Questions<\/h2>\n<h3>Can I replace the PCM on my 2002 GMC Jimmy without a scan tool?<\/h3>\n<p>You can physically replace the unit, but the factory requires a reprogramming step that typically uses a scan tool or off\u2011board adapter to load the correct software.<\/p>\n<h3>What is the risk of not turning the ignition off when disconnecting the PCM?<\/h3>\n<p>Leaving the ignition on can allow voltage to flow through the PCM pins, potentially damaging internal circuits and rendering the module inoperable.<\/p>\n<h3>Do add\u2011on accessories affect the PCM in this vehicle?<\/h3>\n<p>Even when installed per guidelines, electrically operated add\u2011ons can introduce noise or voltage spikes that may cause the powertrain system to malfunction.<\/p>\n<h3>Is off\u2011board programming necessary if I use a Flagship One unit?<\/h3>\n<p>Flagship One units arrive pre\u2011programmed to match the vehicle\u2019s VIN, so the off\u2011board step is already satisfied.<\/p>\n<h3>How can I tell if the PCM is the source of a no\u2011start condition?<\/h3>\n<p>If the engine cranks but does not fire, the scan tool reports multiple internal PCM codes, and there is no communication with the module, the PCM is a likely cause.<\/p>\n<\/div>\n<div class=\"info-section\">\n<p>When the PCM in a 2002 GMC Jimmy fails, you can choose a repair that restores the original hardware or install a refurbished replacement that meets factory specifications. Both paths require careful handling of connectors and adherence to programming guidelines, but a pre\u2011programmed unit can streamline the re\u2011installation process.<\/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\/gmtypeA\/gm-pcm-typea-1.jpg\" alt=\"Refurbished VIN-programmed ECM for the 2002 GMC Jimmy\" loading=\"lazy\"\/><figcaption style=\"font-size:13px;color:#667085;margin-top:8px\">A refurbished, VIN-programmed replacement ECM for the 2002 GMC Jimmy from Flagship One.<\/figcaption><\/figure>\n<p>Flagship One stocks a <a href=\"https:\/\/www.fs1inc.com\/2002-gmc-jimmy-4-3l-pcm-engine-computer-ecm-ecu-programmed-plug-play.html\"><b>refurbished, VIN-programmed ECM for the 2002 GMC Jimmy<\/b><\/a> with a lifetime warranty, free shipping and no core charge. The full <a href=\"https:\/\/www.fs1inc.com\/gm\/gmc-pcm-ecm-ecu-engine-computer\/jimmy-engine-computers.html\">GMC Jimmy 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 properly installed and programmed PCM keeps your 2002 GMC Jimmy running smoothly. Consider your options and follow the cautions to protect the module and maintain vehicle reliability.<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>If your 2002 GMC Jimmy shows PCM failure signs, remember to keep the ignition off when handling connectors; proper programming restores engine control.<\/p>\n","protected":false},"author":1,"featured_media":525711,"comment_status":"open","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[258,270],"tags":[48,68,994],"class_list":["post-530265","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-car","category-gmc","tag-48","tag-gmc","tag-jimmy"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>2002 GMC Jimmy 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\/2002-gmc-jimmy-pcm-replacement-guide\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2002 GMC Jimmy PCM Replacement Guide - 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