The 1996 GMC Sierra six-cylinder spark plug gap, is .009. Most spark plugs are pre-gapped by the spark plug manufacturer.
The gap for spark plugs in a 96 GMC sierra is .60
www.motorcraft.com shows the spark plug gap for a 1996 F 150 4.9 L 6 cylinder as .044 inch
four, as it is a four cylinder engine with one spark plug per cylinder.
0.035 in.
Bad spark plug? Bad plug wire? Do a compression test
According to the AutoZone website : For a 1996 Acura TL , 2.5L 5 cylinder engine : The spark plug torque is ( 13 Ft/Lb )
Standing in front of the engine, Cylinder 1 is in front of you, to make it easier for you, follow the shortest spark plug wire. That one will lead you to the very first spark plug which is where cylinder 1 is.
Your 1996 Pontiac Grand Prix will experience cylinder misfires when one or several of the spark plug wires are bad. A bad spark plug can also cause the problem.
The spark plug gap for the 4.9 liter ( 300 cubic inch ) straight 6 cylinder engine in a 1996 Ford F-150 is ( .044 inch ) according to motorcraft.com
What is the spark plug gap for a 2006 GMC Sierra 2500 , 6.0 L
Spark plug gap should be .060
On a ( 1996 ) Ford F-150 : The only six cylinder engine from the factory was the ( 4.9 liter / 300 cubic inch INLINE / straight six cylinder engine ) Check the Vehicle Emission Control Information ( VECI ) decal in the front of your engine compartment for the spark plug gap and type of spark plug that is used ( I BELIEVE it is .044 inch spark plug gap )