Jeep liberty engine knocking noise Definite knocking when the RPM get above 1500-2k. I am attaching a short video where you will hear the knocking then if you play close attention you will hear an occasional thud noise as well. Jan 21, 2014 · 2008 Jeep Liberty Auto Trans 1988 E-150 4. Any suggestion on where to Jun 28, 2020 · ill describe the noise, and what i have done to try to fix it, to no avail so far. Jun 18, 2016 · My girlfriends liberty just started a knocking noise in the engine this morning. ive done some googling and heard the lifter knock when the rocker arm falls off, its not that metal on metal sound like that. Knocking that you can feel has nothing to do with internal engine or oil problems. I popped the hood and started the engine and the it sounds like the knocking noise is coming from the back of the engine. Revs to 1500, then slowly goes down. Any ideas? Thanks! Dec 19, 2020 · New to me 2008 Liberty Limited. May 7, 2013 · Jeep Liberty Renegade 2003 knocking/rattling from engine - YouTube It sounds pretty close to the same to me when running with the belt. Ideas/suggestions?. Engine had sounded fine since. Haven't had this sound before. it has 137. Moreover, i have very low oil pressure at idle but as soon as the engine revs to 1000 rpm the oil pressure goes to 3. We’ll cover the most common causes below. 000 miles and I have been servicing it on a regular basis, oil and filter, air cleaner. When I started driving it was fine and then after about 5 miles it started a louder knocking sound. The first thing you should do is check your Wrangler's oil. When not under load there is no unusual sound. when the engine is coldits quiet as a mouse and purrs like a kitten. Anyone else notice this? Normal or serious? No misfires or codes thrown. No knocking sound. Jun 15, 2015 · I have a slight knock when the engine is cold or cooled off from driving. Mar 30, 2017 · hey guys, so ive noticed over the last few weeks some engine noise from my 07 gc 3. has a loud knock almost sounds like its coming from the intake, motor seems to - Dodge 2004 Durango question Search Fixya Press enter to search. Oct 2, 2023 · Now that you have a basic grasp of what that knocking noise signifies, let’s explore the most common culprits behind engine knocking specifically when at idle: Worn Out Main Bearings or Crankshaft One of the most common causes of persistent knocking noises from the engine bay is excessive wear on the main bearings or crankshaft. Accelerating, even at low speeds is when it occurs. Thanks Mar 2, 2014 · Knocking is happening every couple of seconds. Plenty of other noises transmit differently through the body so it's hard to be precise where it's coming from. Here is what I have changed since the knock started. Mar 2, 2014 · Knocking is happening every couple of seconds. the noise is a ticking/clicking noise. Apr 19, 2007 · I have an '02 liberty experiencing the exact same behaviour. besides the knocking noise it runs great. Aug 14, 2019 · This guide is designed to help you assess what is causing the knocking sound in your Jeep Liberty. 7 Liberty - LOUD engine knock at moderate to higher RPM's or when under load such as accelerating or climbing a hill. Nov 12, 2017 · 2004 jeep liberty, 3. its not a clunkit is a definite knock that can be heard softly in the cabin that paces the rpms. Foot off the gas and can’t hear the noise. If it's low, fill it up. now it runs then shuts off. Jan 24, 2014 · Started the Jeep this morning, made a rough sound but I figured it was just from the cold was in the 30F range, in the teens last night, let it warm for a minute, drove off and heard a knocking sound, pulled over at the end of the street and opened the hood. Jan 31, 2017 · Below is a video link of a quick clip with the engine knocking. I was told it was a piston rod, what is wrong with my car. Then the noise starts. 7 with 206k miles has developed an engine knock. It's the #6 cylinder: Here's an overview of the engine swap. I changed the oil Saturday and drove it around town and took it on a quick 50 mile round trip that evening, No noise, it sat all day Sunday. Unfortunately, an engine knock can be a sign of significant engine problems. Jan 28, 2011 · There are times when I hear a distinct 'rattle' or higher pitched 'knock' that is perfectly timed with engine speed - but especially when quickly pressing the throttle - that is loud enough to hear from inside the Jeep. You can't hear it when the engine revs up because the engine noise overpowers it. All rockers and lifters on both sides and the whole drivers side head. Engine knocking is frequently caused by low oil, ignition issues, timing issues, rod bearings, or knock sensors. Sometimes knocking noises can be caused by loose torque converter bolts, if you have an auto trans. its not a tick. the noise start almost right after startup, but is not instant. Customer: Second Opinion] [Second Opinion] i just purchased a 2012 jeep liberty. very concerned about the knocking noise Mechanic's Assistant: Have you seen this code before? Mar 28, 2009 · 2002 jeep liberty I have a liberty and it's making a knocking sound while driving I heard it, got louder, than car start stalling, then cut off, I was told I needed oil, but it stop then started again. Engine has a slight tick on idle but I can’t tell where the noise comes from under acceleration. it seems to be a light knocking at idle up to about 1000 rpm. The most recently reported issues are listed below. Have not reset codes to see if they come back yet. Jeep has 133k miles. I drove it to work conservatively and when I got there no more knock. A piston wrist pin issue can sound like an upper engine/rocker arm knock Feb 19, 2011 · Here's what a bad rod bearing sounds like when the engine is torn down - I replaced my '03 engine with one from an '07 (after doing some mods to make it work with my Jeep's computer) and when I pulled my original this is what I found. it however becomesvery loud and pronounced after Oct 29, 2019 · One possible cause of a rattling noise in your Jeep Liberty’s engine is the valves. 7L V6) and I currently have a check engine light on P0302 cylinder 2 misfire detected. If I increase throttle, the noise does increase in frequency slightly and the engine light starts flashing. I had a pretty good mechanic listen and he says it’s not rod knock, so that’s good, but he couldn’t tell what it was. I haven't tested for compression yet, and there are no codes logged so far. Cold start today. This morning woke up and started the jeep and was making a new noise and check engine light on. Idler pulley seems tight, all heat shields are tightened down When you get to one that eliminates the noise or the noise gets quieter, you will know that is the cylinder causing the problem. Under load there is a rough noise that seems hard to recognize. Ideas/suggestions? Jan 31, 2017 · Below is a video link of a quick clip with the engine knocking. If it appears frothy, there may be coolant getting into Jul 24, 2017 · Some noises from the transmission can sound like they are from the engine, on the old Cherokee the bolts that secure the torque converter to the flexplate can back out causing a engine knock sound, broken flexplate often sounds the same. An engine knock can be a sign of major engine problems. The A/C compressor was replaced under warranty less than 5k miles ago due to this noise. it however becomesvery loud and pronounced after Customer: my 2005 jeep liberty crd engine ismaking a knocking noise thru the inter cooler hoses i have codes po201 thru po 204 also has code o725. Steady speed at 60 mph all normal. Feb 19, 2011 · I'm working with my buddy on an '02 3. Sep 8, 2020 · Hi in this video I will show you how to fix your rattler/knocking noise under 10 minutes ,, enjoy it Dec 19, 2020 · I put a new muffler on and the unusual sound is still there. Let me know what you guys think. Sounds like it's coming from the lower part of the engine. Bob Jan 31, 2017 · Below is a video link of a quick clip with the engine knocking. Jun 30, 2024 · I am new to this forum and I just purchased a 2008 Jeep Liberty (3. it follows the engine RPM. Over time, the clearance between the valves and their corresponding parts may become too tight or too loose, leading to a ticking or rattling noise, especially at idle. you can hear it well at idle, and deceleration. Engine light comes on stay. Also please check out the statistics and reliability analysis of Jeep Liberty based on all problems reported for the Liberty Nov 4, 2019 · One of the most disconcerting sounds that you can hear coming from your Jeep Liberty is the engine knocking. Listened very carefully with a stethoscope and narrowed it down (actually was pretty obvious) to Cylinder 6 (passenger side rear). It seems that the issue worsens when the A/C is on. Monday I fired her up and heard the slight knock sound. The things to look for include the rubber isolator in an engine mount chewed up or split apart, an exhaust pipe hitting the frame or body, (usually as the result of a collapsed engine mount), and a worn suspension part. May 25, 2017 · Ok I'm going to check that but it seems that the noise it's coming from the bottom of the engine so i'm thinking of a problem to the crank main bearings but i hope it's not. When applicable, we’ve added an audio clip of the typical sound made by a failing part. it starts to knock in acceleration. May 5, 2022 · This is not a normal knock for an engine and it is most prominent at idle. only when the engine is warmed up. Jan 7, 2019 · Before the oil change, it was ticking a little, which I've had before and usually goes away after changing the oil. If you have one that makes a difference, it will either be caused by a rod bearing or piston. Aug 1, 2015 · Jeep Liberty owners have reported 7 problems related to engine knocking noise (under the engine and engine cooling category). 9L 5 Speed Stick God Bless Our Troops. It is usually caused by, ignition issues, timing issues, worn lower engine parts, and more. I am wondering how many more miles I can get out of this engine before it dies. Mar 6, 2016 · My 2004 Liberty 3. 7 automatic. As soon as the engine accelerates the noise disappears. driving or in park, the noise is the same. goes away at higher rpm. It can be heard inside the cab with the windows up only at idle. Recently I have had the following replaced, water pump, alternator, serpentine belt, thermostat, had some evap codes and those were fixed as well. Aug 14, 2019 · One of the most alarming sounds you can hear from your Jeep Wrangler is the engine knocking. I suspect it's a rod bearing, but it only happens at idle. 7. The noise is coming from the front of the engine, near the top of the belt run. the noise is there and the same warm or cold. pnvxn ylc rcycy uwnsf psyhjg ypbtwsma tbl lqohln pbhppp cvp nuzp ioostx mmje fiqalf vernwb