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2nd Gen Ram Tech1994-2001 Rams: This section is for TECHNICAL discussions only, that involve the 1994 through 2001 Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
Do I need a new water pump? Temp is showing just fine when I drive, no dripping but I am seeing this and there is a slight 'clacking' noise, bearings going out maybe?
While I understand this is immediately behind the pulley, the Magnums love to leak coolant at the timing cover where the water passages are, left and right side of the water pump. Lots of seemingly mystery seepage comes from here, and IME it won't necessarily show with a pressure tester
Look closely here and if you wind up replacing the water pump now is the time to do the timing cover gasket if it's suspect
While I understand this is immediately behind the pulley, the Magnums love to leak coolant at the timing cover where the water passages are, left and right side of the water pump. Lots of seemingly mystery seepage comes from here, and IME it won't necessarily show with a pressure tester
Look closely here and if you wind up replacing the water pump now is the time to do the timing cover gasket if it's suspect
Originally Posted by Ramman18
If it's more than 5 years or 100k old it needs replacement anyway.
Thanks for the tip about the timing cover, I'll replace the gasket same time as the pump. Probably best to replace the thermostat as well.
Thanks for the tip about the timing cover, I'll replace the gasket same time as the pump. Probably best to replace the thermostat as well.
And I know this seems never-ending but once the cover is off you're staring the timing chain in the face, and it's almost zero additional work and a double roller is cheap, like $30
Again, I'd only touch the timing cover if you can confirm leakage. It'll be visible if so. Otherwise, maybe just do the water pump and move on.
If you do the t-stat, you might just order a new housing. They're also cheap and yours may be surprisingly rusty. Or you can wait and see how yours is once in-hand