light ticking while under power. louder if engine is cold
Feb 20, 2012 at 4:01 PM
BILLYMAC
✓Experienced Mechanic
2,204 POSTS
Hi assuming you have no oil pressure then i would think rockers ticking possible valve adjustment due.could even be a bad rocker
Feb 20, 2012 at 4:22 PM
KHLOW2008
✓Experienced Mechanic
41,812 POSTS
The hydraulic lash adjustes are the culprit. This engine is know to have such problems and to eliminate the problem, you need to replace or service the HLAs.
Lubrication plays an important part in such HLA and synthetic oil are never good for them.