You can not use a timing light to set the timing on that year engine. The ignition timing is COMPUTER CONTROLLED. If you have not fooled with the distributor then there is no reason to adjust it. But if you have bother it then you will need an oBDII engine scanner to put the timing back to factory specs.
No, a timing chain.
The 97 Chevy Suburban doesn't have a timing belt.
The 97 4.3L engine doesn't have a timing belt.
The 97 S10 2.2L engine doesn't have a timing belt.
It has timing chain and gears. NO BELT
It does not have a timing belt. It uses a chain.
there is no timing belt. it is a timing chain and doesn't need replacement unless it is damaged.
That requires an engine scanner to set the timing on that engine. The timing is computer controled.
That requires an OBD2 engine scanner to set the timing. The timing is electronic controlled. You can NOT use a timing light it won't work.
I the Blazer will run then the timing can be checked with a timing light. If not, the there are timing marks on the timing gears that will have to be checked to see if the timing jumped.
follow the timing belt and u will find it..
57 + z = 97 z = 97 - 57 z = 40