Next, examine the drive shaft and universal joints (U-joint) for. Right after I start accelerating (pressing the gas) there is a small clunk once or twice coming from rear of the car. Start a new Ford Expedition question. The noise keep coming as long as I keep foot on and maintaining the same speed at 25 mph or higher. 0 tdci on an 04 plate, it has 140000 on the clock and has had a new clutch and flywheel and turbo in the last year or so. 990. When accelerating, any unusual grinding noise may indicate issues with your car’s transmission, constant-velocity joints ( CV joints ), differential, alternator bearing, wheel bearings, engine support or mounting, or other rotating parts. Mechanic's Assistant: Hi there. 2004 - 2008 F150 - Cluncking noise in rear when accelerating from stop - My 2007 f-150 has a clunking noise coming from the rear when pulling off from a dead stop. Since then, i will occasionally hear a wop-wop-wop-wop, almost like a flat tire sound, or something rubbing. 4 triton FlexFuel. A quick steady tap may indicate lifters or cam lobe, while a clatter may be loose/worn rocker arms. The rubber portion of the coupling deteriorates over time; more rapidly if hard acceleration. Just had a seal replaced on the front diff so fluid is clean. If your car makes a grinding noise when accelerating, possible causes could include issues with the transmission, differential, bad wheel bearings, worn CV joints, or loose engine/motor mounts. Worn or otherwise compromised drive belts are a common cause of noises when accelerating. I have driven F150’s all my life and I love them but this noise is driving me crazy . rear bearing died, ended up wearing the tire so badly the set required replacement. Worn ball joints. Identify the type of sound – whine, squeak, squeal, screech, groan, grind, rattle, or clunk. Hey guys. Not sure if separate or not, but this isnt new. The noise is only when acceleration not when turning now. 2L with about 3,500 miles. The fluid is meant to lubricate the transmission system and prevent overheating. ISSUE: Some 1998-2004 F-150 4X4 vehicles with a one piece drive shaft may exhibit a clunking or grunting noise and/or a shudder sensation from the driveline. Hi Ford people I have a 130 2. first, as they are the most easily worn-out part of your braking system. new battery and alternator is outputting at 14. Accelerating in any gear including neutral produces a brief loose change rattling noise. Do you hear clunking, bumping or rattling noises when driving your car or truck over bumps? In this video, Len gives you two tips on how to diagnose clunking. The condition will occur when the transmission is shifted, the vehicle changes direction, or on acceleration. Torque Support Arms. the spring setup is identical between an aod and an aode. It definitely is annoying and Ford needs to admit there is an issue. Here are some symptoms that can indicate a worn-out transmission, each one of which we discuss below. . Grease your slip joint on the drive shaft, that should fix your clunk. ISSUE: Some 1998-2004 F-150 4X4 vehicles with a one piece drive shaft may exhibit a clunking or grunting noise and/or a shudder sensation from the driveline. Noise is directly related to engine rpm. 1997 - 2003 F150 - Clunk feel when accelerating - I have a 2002 F-150 with a 5. outer CV joints can make a clicking, popping, or snapping sound when the vehicle is cornering and accelerating. Sounds like the front end is falling out. Pop noise when letting off the gas pedal on acceleration. Disconnect the single wire plug and then hook in the access hole at the motor shaft. Chris (aka- Moose) Ford Technician. 1999 to 2016 Super Duty 1999 to 2016 Ford F250, F350,. Vacuum leaks and solenoids can simply prevent your truck from shifting from two to four-wheel drive. The FordF150 rear end clunk issue can be fixed by applying Teflon grease (PTFE grease) to the slip yoke joint, but make sure that you remove the factory grease from the slip yoke joint before applying Teflon grease. Hearing a whirring noise around 10 mph when accelerating or slowing down is likely due to worn or loose pinion. It’s also important to check the suspension system, especially the bushings. Usually under 4th gear and always low speeds while slowing to a stop from under 30 mph. Right after I start accelerating (pressing the gas) there is a small clunk once or twice coming from rear of the car. 000 miles on them. Seems Ford puts a very light coating of grease on the spline from the factory. We heard a clunk (I assumed transmission) before my FE. #3 Damaged CV joint. It's also a tapping noise. If there’s play, they may need replacing. 7, so seems fine In the last week or so it has developed a loud knocking noise when idling. If any of these. Sounds like it is under my feet. This would increase with speed. Problem With The Valve Train. These give a rumble right beneath your feet as that's where the sway bar is. had the wheel bal and alignment twice. Also, it has to be from a dead start. Ticking could be lifters, but they are generally a little noisy on these 3. #2 A damaged differential. Average repair cost is $1,400 at 85,600 miles. Then when I step on it, I feel a clunk, almost as if gears were engaging. I am experiencing a clunk when I accelerate from low speeds. 95 F150 clunking noise. If you generate the "clunk" noise - you have play somewhere in your drivetrain. There were no warning indicators illuminated. Location: Bozrah,CT. In some cases, the clunking you are hearing is because of a broken or loose transmission or engine mount allowing the engine and transmission to move when your vehicle is shifted into gear or significantly changes speeds. When I accelerate somewhat hardy and then immediately lift off the gas pedal, as the truck coasts I can hear a single clunk right after lifting off the gas pedal. It is Ford's way of trying to save fuel by the car reaching top gear quickly causing the car to labour under light acceleration from certain speeds. When it started to get cold here I noticed a short metallic clunk coming from the front of the car when I tap the gas pedal. This can also be an issue with your transaxle, differential or U-joints but it’s important to inspect the CV joints if a clunking is present. The axles are the joints that transmit power from the transmission to the wheels. This happens when you change just 1, 2, or 3 tires at a time. . 3. A vibration or a noise that depends on engine rpm alone should tell you to look in the engine compartment. Engine Knocking. AUTOMATIC. 5. Mazda 3. Vehicle speed sensitive — The vibration/noise only. 2004 - 2008 F150 - clunk on accelerate and through turns - I know there are a lot of threads related to this particular issue, however I wasn't able to find one with my exact same symptom. 81,677 satisfied customers. The lifter may not be pumping up enough, which can lead. There's a few more things to check out: 1. front end. 1999 to 2016 Super Duty - Loud clunk when backing uphill into driveway - I've recently noticed a clunking noise when I back into our driveway. Reasons For A Knocking Sound When Accelerating. While it is a simple fix to retighten the bolt, it is a difficult quest to find the culprit. hello everyone - sorry for the long post, but recently I have been experiencing a front end clunk noise on the drivers side. 3 Powerstroke 4x4. Reply. If your car is making a clunking noise when accelerating or decelerating, the most common reasons are worn and damaged suspension parts like control arms, a loose or damaged exhaust, drivetrain problems, and worn engine mounts. So basically, in left turns only, and sometimes under harder acceleration (around 2,000rpms)/braking. 53. Returned it to the dealer where they spent over 5000 labour dollars on it with no result. 2000 Ford Explorer Sport. It could be your intake, when i got my new filter and did the airbox mod I noticed a distict hiss when I gave it gas. Question type: Maintenance & Repair. The solution is to grease the shaft. When we hit a rough place in the road, the front end rattles or clunks. The transmission has developed a bad "clunk" when accelerating from rolling start. When these become loose or broken, you may notice a. 1998 FORD EXPLORER. You may also hear sounds that are like a high-pitched squeaking or a scraping noise of metal on metal. Shuddering During Acceleration. Wheel bearings may be worn out, which can lead to a buzzing noise when the throttle is opened and closed. grabbingsand Discussion starter. #1 · Oct 20, 2006. It happens once, and then goes away, and only happens when a large load is put on the engine like when I get on it in 1rst shift into 2nd (clunk) shift into 3rd (clunk) and so on. Also, oxygen and airflow sensors can make the same problems. Dealer found it quickly. This is something you can check when the car is off the ground. While accelerating and taking at lower rpms my car makes this strange clunking/creaking noise, definitely from the front part of the car. Replace any worn-out or damaged parts. MEMBER. read more4. msandy29 Discussion starter. clunking noise. You can adjust them yourself or take them to a mechanic to have them aligned properly. This whining sound can be caused by any number of transmission issues. It may be damaged. In the case of both the F-250 and and the F-150, the engine computer will retard the ignition timing if it senses pinging. Clunking noise when turning steering wheel 2. Today. The driveway starts out uphill and then levels off. Publication Date: January 15, 2004. While driving various speeds, the contact heard loud abnormal noises then the vehicle downshifted. When it does it, which isn't all the time by the way, it's usually within the first 15. At first, it happened after I was a little heavy on the gas but then it started to happen even when I was purposely feathering the gas. mbed said: Suddenly get a clunking sound, almost like a semi flat tire while driving. I have a 2019 F250 Supercab with the long bed and 6. A loose mount can allow movement between the bolt and attaching parts, while a mount that is worn can cause the shock/strut to move up and down. Station_26. It can be an issue as small as bad-quality fuel that causes an engine knocking sound. 5 GM trucks, not a hiccup, flawless quick smooth shifting. Also dealers found no fault code. This checks the condition of the suspension as the tires and suspension moves around. If I baby it or really jump on it it doesn't happen. 2011 Ford F-150: 2: clunking sound when going over bumps: 2010 Ford F-150: 1: rattling sound when accelerating: 2010 Ford F-150: 1: windows making clicking sound when partially down: 2010 Ford F. It doesn't happen all the time but it seems to be getting worse (more frequent). Average repair cost is $1,580 at 58,800 miles. Let's say I'm in 2nd or 3rd gear coasting, then tap on the accelerator and here. Check brake pads – If there’s still a. A bad water pump. Location. See moreExplorer, Sport Trac, Mountaineer & Aviator - 99 Explorer clunking on acceleration - I am getting an intermittent clunking noise when I accelerate from. The loud clunking sound can also emanate from your transmission when you engage 4-wheel drive on the fly over a certain speed. Posts: 25. Rope in the strongest friend you can to assist. I am looking at buying a used f150, and test drove a 2002 f150 xlt 4x4 with the 4. The sound gets louder when I accelerate in neutral. I have a 97 F150 - 4. 1588 posts · Joined 2000. When accelerating or slowing down, a clunking noise from the front of your car can indicate weak motor or transmission mounts, a failing drive shaft, a failing shift solenoid, or a low transmission fluid level. If the bearings are okay, then it’s likely there is a wrist pin issue. #3 · Jul 27, 2011. Hold the throttle steadily at 2,500 RPMs, then press the throttle open and let it close. 2000 escourt zx2 left front end clunking noise when hitting bumps or letting out the clutch in 1st gear . Timing belt looks a little off, and a little frayed. early 99 F350 dually. Valve seats (components in the cylinder head that help seal the valve) can fall out. I don't hear anything. Ticking. Sent from my SM-G965U using TapatalkIf it gets louder while driving, especially when accelerating, it may be a belt. May 20, 2012 •. Q: A tin metal like rattling sound when I accelerate from a low speed. i have been all over the rear end of my truck. There is no check engine light. AUTOMATIC. Jeep Wrangler. 1999 Ford Expedition 4 Dr Eddie Bauer 4WD SUV-Maintenance & Repair. Adjust brake calipers – If the brake calipers are misaligned, they can cause a clunking noise when braking. The car seems completely fine when driving at speed it only seems to make the noise at slower speeds when turning almost on full lock. Replace any damaged U-joints. 157. Just hit 6,500 miles on my 2018 completely stock RS. This causes a clunking sound. Hi I have a 2001 Ford Explorer Sport and i'm getting a very loud clunking noise from my rear end. I have a 2001 F350 and when the hubs are locked (manual locking hubs), there is a grinding/squeaking/clunking noise that comes from the front end. You may need some help with this.