check engine light

[Trevor loves holden.]

In the first place, I`m not sure what you mean, if you are referring to my reply to vts5`s comment "well vt55, you`re no help. maybe I should`ve asked your wife.. lol.." that was a joke in reference to his humorous notation at the end of his post
`I don't google,wife knows everything.`

You say it had a chain replaced 50k ago but did they replace any other worn things like cogs, any play can upset the timing, I gave you the details now its up to you to get a professional to look at it not a amature.

 

[lout]

you say you are a fair mechanic, maybe you should edit that post
did they/you fit cheap chains or the upgraded chains
do you service your car regularly
do you shift down to compression brake
do you cane it
there was a software update that should have been done, around the time your car was new, which expanded the range required to trip the cel