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Hi guys need some input, I have a 2014 1500 4x4 5.3 50k miles.the truck runs well but when accelerating there is a chirping noise that seems to coming from the area of the vacuum pump. It sounds like a belt slipping. I replaced all three belts,the water pump,alternator,belt tensioner and the vacuum pump.All genuine GM parts.Oak73 Discussion starter. 29 posts · Joined 2015. #2 · Oct 28, 2015. As of today it starts fine and idle's fine but when accelerating you can get up to speed by slightly pushing the pedal,but if you try to give it some gas anything above slightly pressing the pedal it hesitates and backfire once you push it to that point then it hesitates at ...6.2L engine lifter tick. Well I have the dreaded 6.2L lifter tick at cold start up. It has kind of did it since 10k miles but now at 45k miles it is more noticeable. Lasts for 2 minutes or so. Sounds like it is a diesel when I leave for work in the morning. I run mobil 1 with acdelco filter since i bought it with 9k miles on it.Just bought an 01 1500 4x4 5.3 extended cab 122k, my first Silverado. Once I hit 20mph or so there's a very loud whine when accelerating but is quiet when you're not touching the gas or if in neutral revving it there's no noise as well. When I let off the gas the whine almost turns to a grind and goes away until I tap the gas again.This reduces power a bit, but protects your engine against detonation. However, if the knock sensor is not working, spark timing will not retard when it should. Consequently, you may hear a pinging or rattling sound (spark knock). Most often, when accelerating, driving up a hill or when, the engine is lugging under a heavy load.My truck is a 2006 Chevy Silverado 1500 LT with 5.3 engine. When it idling it make a ticking noise. I already replaced both knock sensors because it was bad. After that it still making noises but not bad like it was before. I just don't know if it is from the motor, exhaust leak, or manifold here is a video that I took of the noise tonight.Motor mounts don't create a rhythmic knocking or ticking sound. And yes, rod knock is usually always audible and happens at the same frequency as crankshaft rotation, making it easy to distinguish from either lifter knock or an exhaust leak. Given that it's happening primarily under acceleration, I would wager exhaust leak.May 23, 2019 · At last, if you encounter a noise when accelerating with your GMC Sierra and this noise which could be a cliking sound tends to end when you disengage (press the clutch pedal), then one of the wear parts of your clutch system may be the reason. In fact, the clutch release bearings must be replaced approximately every 120 000 / 130 000km. Hi guys, I've got ticking sound from my Chevy 350 when the engine warms up. It's only really noticeable when accelerating. It isn't extremely loud, but i notice it over the normal valve train sound. Instantly, I thought valve lash, but all appears to be okay when checked cold. I did previously have an exhaust leak from pin holes in the header ...1. Low Oil Level. Most often, the ticking is caused by a low oil level and will go away as soon as the system is topped off. When the engine doesn’t have the right amount of oil, pressure drops and ticking begins. Ticking might intensify as you accelerate or push the car harder.The West African country is ready to get itself back on track The World Health Organization (WHO) has declared Sierra Leone Ebola-free. It said today (Nov. 7) that 42 days have pas...Hello i am having an issue with i believe is a noise coming from the front driveshaft. This noise just started about 2 days ago it didint happen all the time now it does. It makes a ticking noise that gets faster with speed and does make noise while the rear end is jacked up so ruled out cv...A lifter gets tired; it doesn't fill with oil or doesn't hold it. Old school fix was just before you're going to change the oil warm the engine up to operation temperature, drain ONE quart of oil and top off with transmission fluid. Run for 15 minutes, Drain the crank case. Put the drain plug back in and tighten IAW the specs.A couple of members have asked about ticking or clicking noise from the direct injection engines. It's normal operation, here the document: This bulletin is being revised to add the 2009 model year to the Cadillac models and include additional truck models. Please discard Corporate Bulletin Number 07-06-04-025 (Section 06 -- Engine/Propulsion ...Mar 7, 2018 · Whine noise when accelerating. Just bought an 01 1500 4x4 5.3 extended cab 122k, my first Silverado. Once I hit 20mph or so there’s a very loud whine when accelerating but is quiet when you’re not touching the gas or if in neutral revving it there’s no noise as well. When I let off the gas the whine almost turns to a grind and goes away ... Jan 11, 2024 · Motor oil is important for lubricating the moving parts in your engine. When your levels get low, they don’t lubricate the valves and metal pieces properly and they may make a rhythmic ticking or clicking sound as you accelerate. [4] Other symptoms: Lit “Check Engine” light, sluggish engine, and burning smells. Noise when accelerating. Hey everyone, I have a weird noise going on, its only when i accelerate. It is coming from the drivers side footwell it sounds like, it sounds like a bunch of air coming out of somewhere. I brought it to Chevy and said its "normal" and they can't hear it. Im convinced since its under warranty, and it isn't effecting ...

I've heard many complaints from customers, in person and online, about a ticking-type noise coming from the engine on their Chevrolet Silverado. Usually at start-up it is loudest, and this may even cause a misfire condition on a particular cylinder. The noise seems to be rotational, usually about half the speed of the crankshaft.A couple of members have asked about ticking or clicking noise from the direct injection engines. It's normal operation, here the document: This bulletin is being revised to add the 2009 model year to the Cadillac models and include additional truck models. Please discard Corporate Bulletin Number 07-06-04-025 (Section 06 -- …257 posts · Joined 2013. #1 · Mar 15, 2013. Hello everyone, I have a 2013 Silverado and I just noticed a strange noise coming from under the truck. Im use to the ticking noise that it usually makes and I dont think that this is the same noise. I uploaded a video so you guys can hear, thanks in advance. Video unavailable.Be sure all the vacuum lines are a tight fit and if you still have noise put the old PCV back in and see if it ticks. The PCV could easily cause the ticking. Also be sure the plug wires are on tight. A wire arcing could also make a ticking, kind rare but possible. Like. chevymaher.#1 · Mar 15, 2013. Starting yesterday when I started up the truck I noticed a ticking noise. I checked the fluids, all looked well. The noise got faster under acceleration, but after …

Chevy-SS. 93 posts · Joined 2011. #8 · Dec 27, 2019. I have 2003 Silverado with same engine (4.8L V-8) and I also had ticking noise. It was bad. I was about to bite the bullet and replace the lifters, but I thought I would try to flush the oil. So I used Marvel Mystery Oil (MMO) and the noise started subsiding slowly.High Pitched Whining noise. So I recently bought a 2017 Silverado 1500 z71 and I noticed there is a high pitched whining noise coming from under the engine. At first I thought it was the belt but after a closer look it sounds like its coming from underneath the engine, almost by the transmission. It sounds like crickets chirping or a vacuum leak.No more noise even on the incline. I tested again with the vehicle in four-wheel-drive. When turning the wheel slightly, you could easily tell 4 wheel drive is engaging and working and the noise is there in 4-wheel-drive as well. I looked under the truck and noticed metallic gray leak from the front differential.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. 2018 Chevy Silverado 1500 5.3 6 speed crew cab bone . Possible cause: I have heard other 2014 with the 5.3 ecotech, the truck is new to me and they do not.