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I have a 1995 plymouth voyager with 3.0 liter v-6. 130,000 ...
Sent to Car Experts April 20 08:58 PM

I have a 1995 plymouth voyager with 3.0 liter v-6. 130,000 miles and runs great. Seems that the valve lash adjusters are worn out? making alot of clicking racket esp at idle. I am a pretty good backyard mechanic and am curious as to the degree of difficulty and cost of this repair. I can live with the racket for awhile but am concerned with potential engine damage if I do not correct the problem.

 

Optional Information:
1995 Chrysler ply voyager 3.0 v6

Already Tried:
parked, run at 3000 rpm 15 sec then idle 15 sec repeat 10 cycles. no improvement

Customer (name blocked for privacy)
Reply
April 20 9:28 PM (12 minutes and 32 seconds later)
         
Reply to Dan's Post: I service it regularly. Oil change (mobil 1) and lube suspension at 6 to 7k. Belts and hoses replaced. Front end rebuilt. Vehicle is well taken care of and never neglected.
Answer
April 20 9:33 PM (4 minutes and 50 seconds later)
         
REPLIEDCheck Mark

Hello

You can try adding one quart of transmission fluid to your oil the day before you change the oil. The transmission fluid is lighter than the engine oil and will clean the hydraulic lifters. When you add your new oil make sure you use the right oil, either 5W30 or 10W30, follow the manufacturers recommendations. I am quite sure this vehicle has hydraulic lifters. The transmission fluid will hopefully loosen up any dirt that could be blocking the oil return holes on the lifter. If there is any other obstructions it will definately help.

Dan




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April 20 9:41 PM (7 minutes and 19 seconds later)
         
Reply to Dan's Post: Actually this engine has no lifters. It is an SOHC and as I understand it, the valve lash adjusters on the roller rocker arms compensate for wear and age in the engine by using a simple ball check valve and somehow use engine oil pressure (which is fine) to take up any slack in the valve train.
Answer
April 20 9:53 PM (12 minutes and 27 seconds later)
         
ACCEPTEDCheck Mark

Without actually taking it apart, it is hard to say what it could be. If the top part of the engine is starving for oil, it will make these sounds. The oil galleries on the top part of the engine could be clogged. If the lubrication is not there the parts begin to wear out quick. I am not a big fan of synthetic oils and I don't agree with adding synthetic oil to increase oil change intervals. I have used both and the additives which enhance the oil break down just as quickly when heat and friction is applied. I Michigan, like New York they put down a lot of sand & salt and that stuff gets sucked up in the air intake and small particles find there way down to the crankcase causing premature wear. I would recommend removing the valve cover to inspect the parts and oil holes to see what's going on.




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If you find my answer to be helpful, please remember to ACCEPT the Answer! Thank You!
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April 20 10:30 PM (36 minutes and 50 seconds later)
         
Relist: I want a different opinion.
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April 20 10:43 PM (12 minutes and 42 seconds later)
         
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