Forum Discussion

Luminajd's avatar
Luminajd
Explorer
Mar 17, 2016

Did we break our Avalanche? Do I need to get a 2500?

A few years ago we bought the combo of a 2007 Avalanche, 5.3 and a 2014 Grey Wolf, 30 ft, dry weight of 5296, and have towed this combo about 6 times/year. Yesterday my Avalanche started to make thi...
Tow Vehicles
FishOnOne's avatar
FishOnOne
Nomad
Mar 20, 2016
It appears the lifters can get clogged and then create the ticking issue. There's a few video's out there using a chemical to clean out the lifter from the top side and then using a engine flush to clean out the injector from the bottom side. I've attached a link to one of many video's to fix this problem.

Link

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