{"version":"1.0","provider_name":"Flagship One Blog","provider_url":"https:\/\/www.fs1inc.com\/blog","author_name":"FlagshipOne","author_url":"https:\/\/www.fs1inc.com\/blog\/author\/flagship1inc\/","title":"2012 Jeep Grand Cherokee 6.4L PCM & ECM Replacement Guide - Flagship One Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"IlaBbx9Lax\"><a href=\"https:\/\/www.fs1inc.com\/blog\/2012-jeep-grand-cherokee-pcm-replacement-guide\/\">2012 Jeep Grand Cherokee 6.4L PCM &#038; ECM Replacement Guide<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.fs1inc.com\/blog\/2012-jeep-grand-cherokee-pcm-replacement-guide\/embed\/#?secret=IlaBbx9Lax\" width=\"600\" height=\"338\" title=\"&#8220;2012 Jeep Grand Cherokee 6.4L PCM &#038; ECM Replacement Guide&#8221; &#8212; Flagship One Blog\" data-secret=\"IlaBbx9Lax\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.fs1inc.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.fs1inc.com\/blog\/wp-content\/uploads\/2026\/07\/2012-jeep-grand-cherokee-pcm-location-diagram.webp","thumbnail_width":325,"thumbnail_height":276,"description":"2012 Jeep Grand Cherokee with 6.4L engine may stall, fail to start, or log internal PCM codes. Learn when replacement is needed, labor times, and factory programming steps to restore drivability."}