150K timing chain? Really? Wow.
I guess I better pull the front off all my trucks and replace them... I'm at389K on my burb, 265 on my Sierra, unknown miles on the engine in my 96 K2500, engine is out of my 2000 C2500... no codes, they run well... my Sierra does randomly fishbite so, it couldn't hurt I guess...
6.5block in 6.2 trim with a TH400 attached
95 6.5 block, most of the IP, flywheel, and pressure plate.
95 Chevy Suburban 1500 "blue bomber"
2000 Chevrolet extended cab long bed 2500 6.5L HO
94 GMC extended cab long bed 6 lug truck 6.5L
Z71 ext cab standard bed S vin with a blown headgasket.