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2018 GMC Yukon Denali 6.2L #1 Lifters
Posted to GM Engine on 7/13/2022 12 Replies

Engine developed lifter noise on #1 cylinder at 72,500 miles. Changed oil with AC Delco PF63 filter. No improvement, so pulled left head and replaced #1 lifters with new OEM. Pushrods, cam, lifter bores and original lifters all look excellent. Oil from the...

12 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

2018 GMC Yukon Denali

VIN 1GKS1CKJ3J
Engine6.2 L / 8 cyl / FLEX
Trans1-speed Automatic (Electronic)
DeliveryFuel Injection
Affected#1 Lifters
ConditionsCold or Warm
Message Closed w/Summary

car Vehicle Data

2018 GMC Yukon Denali

VIN 1GKS1CKJ3J
Engine6.2 L / 8 cyl / FLEX
Trans1-speed Automatic (Electronic)
DeliveryFuel Injection
Affected#1 Lifters
ConditionsCold or Warm