The spark plug gap in your 1999 Chevrolet suburban is dependent upon the type of engine. The standard engine spark plug gap is .011.
right on top of the motor. pull the spark plug wires out and use a 18 mm spark plug socket .and there ya go
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 1991 Mercury Marquis spark plug gap is .034. Most spark plugs will be pre-gapped by the spark plug manufacturer.
.044 inch according to fordparts.com
What is the spark plug gap for a 9.9hp mercury outboard motor
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.
The spark plug gap is listed in your owners manual and under the hood on a placard.
passenger side third spark plug back Driver side ?
what is the setting of the spark plug gap for a 1991 chev caprice .035