WHAT IS THE ENGINE TIMING ON A ?

1999 Pontiac Transport

Tiny

pyro404

October, 6, 2011 AT 2:47 PM

I'm getting ready to tune-up the van, have my plugs and wires and now I just need to know the timing.

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3 Answers

Tiny

Docfixit

October, 6, 2011 AT 3:25 PM

Ignition timing controlled by PCM not adjustable

Tiny

pyro404

October, 6, 2011 AT 3:27 PM

Thank you for the speedy reply.

Tiny

Jacobandnickolas

October, 7, 2011 AT 3:20 AM

That is correct, it isn't adjustable. However, if the timing chain has never been replaced, you may want to check it with that many miles.

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