Diagnosis: Engine Won't Start or Run
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Is the fuel pressure ? is there spark at the plugs?
Is it a brand new distributor ? If not then replace the module and pick-up coil in the distributor that you have.
The spark plug gap for a 2004 Chevrolet Suburban should be set at .040 inches. The new spark plugs are pre-gapped and do not need adjusting.
The spark plug gap in your 1999 Chevrolet suburban is dependent upon the type of engine. The standard engine spark plug gap is .011.
A person must leave the right size gap for the spark plugs when changing them. The 1999 Chevy Suburban has a spark plug gap of .060 inches.
There will be no spark on a 1994 Chevy 1500 5.7 Suburban if no power is getting to the ignition system. This can occur from a damaged wire, loose connector, or failed component.
A 2003 Chevy Suburban will crank but not start if it has no spark or fuel. Checking for a clogged fuel filter or fouled spark plugs can help to resolve the problem.
100,000 miles according to the factoryspec.
.035
take it to the dealer
0.035 in.
set it a .0035