Motor Vehicle Maintenance & Repair Stack Exchange
Motor Vehicle Maintenance & Repair Stack Exchange

Questions tagged [belt-tensioner]

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

23 questions
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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. Belt conditioner comes in a spray bottle, and you…
Amazon Dies In Darkness
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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?
jessica mertz
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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 engine rocks putting strain on the belt. The…
Adam
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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 can get a new belt on without too much trouble, but…
Anthony Compton
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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 old belt. Put on new belt (following diagram). Put…
Jim Ford
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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 drive the vehicle. What could this be? Does the…
Diane V Garber
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Is my timing belt looking bad?

I would like to know how is my timing belt looking? Does it appear that it is about time for a change? I do not see obvious signs of cracking but the upper side of the belt does look glossy though not the underside. I do notice the belt rides a…
wiltedixora
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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 tensioner (leakage, according to the advisor) and…
user3935
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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 Nissan dealership pretty regularly for routine…
f1StudentInUS
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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-clockwise to loosen the belt. But how do I gauge the…
AppleFix88
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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 compressor in such a way that both should be replaced. …
Hans Parshall
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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 "chattering" (video link below): LS1 Belt Tensioner…
Zaid
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Is it alright to re-use the old serpentine belt after changing a water pump?

Does the belt always need to be replaced in such cases, even if it looks ok? What about the tensioner? '05 tC, 129,000 miles when water pump was changed.
Elcucuy
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How can free up a stiff drive-belt tensioner. Is there a suitable spray or lubricant I can use?

I have a drive-belt tensioner, on a K7M 1.6 8v, which was initially not moving to allow me to re-place the serpentine-/drive-belt. I managed to get it moving, but it's still a little stiff. Can apply some lubricant to free it up a bit more, before I…
Jim
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Timing belt issue

I recently got a Mitsubishi L200 Trojan K74 4D56 2006, and after getting through its MOT, I decided to do full service and change belts etc. I followed instructions from the workshop manual http://jdmfsm.info/Auto/Japan/Mitsubishi/L200/Manuals/ and…
BadTiming
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