Questions tagged [belt-tensioner]

Spring loaded device used on the engine to take up the excess slack in a serpentine belt.

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34 views

Effect of start-stop technology in accessory belt drive system life, of automotive engines

Does start-stop technology (In Cars/Trucks) during traffic stops cause significant reduction in life for the accessory belt and tensioner system in engines? Assumptions 1) The belt and tensioner ...
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0answers
259 views

BMW e46 328i pulley noise?

I have a 2000 BMW e46 328i (automatic). Recently, it has started making a noise when in drive or reverse, but not in neutral or park. It seemed to only do this when cold but now seems to do it all the ...
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1answer
104 views

2013 Subaru Outback Belt squealing returns 1 month after replacement

I have a 2013 Subaru outback 2.5 4cyl. I replaced the serpentine belt about a month ago because it was squealing. The new belt stopped the noise for about a month and it returned. I thought maybe ...
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2answers
315 views

Squeaking when driving

I have a 99 Ford Windstar that I just bought from a friend. We had to replace the starter before driving it bc it sat for a long time. The squealing sound happens as I drive and does stop the more I ...
2
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2answers
515 views

Prevention against turning of the camshaft during the tensioner replacing in 1 cylinder 2 valves 4 stroke engine

I was wondering if there is any machanism preventing a camshaft against turning during service. It may happen that, when you turn off your engine, the camshaft stops in a position where lobe opens a ...
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3answers
22k views

Are belt conditioners safe?

A service advisor at a vehicle repair shop recommended belt conditioner to help ensure longevity of rubber belts (timing, serpentine, etc.) and as a possible inexpensive fix to various engine noises. ...
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1answer
1k views

What is the proper way to use the belt adjusting bolt when changing belts on a civic?

I found this great answer, the second one: http://www.justanswer.com/honda/1k3fw-change-alternator-belt-2003-honda-civic.html On part (7) and (8) it says to turn the belt adjusting bolt counter-...
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3answers
4k views

How critical is a Serpentine belt replacement and is it worth $400

My mechanic says my serpentine belt and tensioner need to be replaced and quoted me $400 for the work. I have a 2004 Pontiac Vibe that might be nearing it's retirement time and am skeptical about ...
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1answer
5k views

When an automatic belt tensioner is rattling, which component is rattling?

I have a rattling automatic belt tensioner on my 2002 Infiniti Q45. I've spoken with 2 mechanics, one of them at the Infiniti dealership, who told me a rattling belt tensioner, while annoying, is not ...
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3answers
15k views

What are possible causes for belt tensioner “chatter” at idle?

Moving from one set of issues to another on my LS1 Chevy. With the gear in 'D', A/C on and the handbrake pulled, I popped the hood and noticed for the first time that the main belt tensioner is "...
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1answer
2k views

DIY Alternator Belt Tensioner

I've got a diesel engine in my boat, but the previous owner had somehow snapped the alternator bracket, and fitted it fixed to the boat rather than the engine. Now the alternator doesn't move when the ...
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2answers
1k views

Timing Chain Tensioner Assembly Life Expectancy - 2003 Corolla

Question about the tensioner assembly for my 2003 Corolla. At 99,000 miles Toyota replaced the assembly. This week, after a routine inspection, the same Toyota service shop suggested replacing the ...
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1answer
17k views

How to loosen drive belt tensioner on 2007 Toyota Corolla?

My understanding is that I need to follow these steps to replace a drive belt: Use a breaker bar and 19 mm socket and turn the tensioner release nut clockwise to release tension on the belt. Remove ...
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3answers
3k views

2006 Cobalt SS - Serpentine Belt Broke, How to Diagnose

I drive a 2006 Cobalt SS (not supercharged) with the 2.4L engine. Today my serpentine belt broke. I need to get the car into the shop this week for a different problem. I'm fairly confident that I ...
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1answer
3k views

Maintenance on a 2005 Nissan Sentra 1.8S

My previous car was totalled and while shopping for used cars, I have found a 2005 Nissan Sentra 1.8S on sale for a very good price. It is being sold by the current owner, and it has been going to the ...
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5answers
5k views

Why does my car scream on cold start?

My 1988 Subaru XT6 2.7L engine screams at me on a cold start then it will stop and then do it again when I take it out of park, but then it stops. Also, my car is losing antifreeze. Any ideas why?
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1answer
212 views

A/C Compressor Replacement

An irregular knocking sound began about a week ago in our 2000 Honda Civic. The mechanic has told us that the Acc. Belt Tension Pulley needs to be replaced, and that this is related to the AC ...