If your're using ACDelco Platinum Spark Plugs the gap is .040".
0.040 Factory specs.
0.40
look in your manual, if you don't have one GOOGLE IT!!!!
Factory specs. 0.040
0.060
It is in the drivers side head by the front spark plug,
44
the owner manual says the gap should be .039 - .043 inches.
The spark plug gap for a 2005 Chevy Colorado with a 3.5-liter 5-cylinder engine is typically set at 0.040 inches (1.0 mm). It is always advisable to consult the owner's manual or a service manual for the specific vehicle for the most accurate information. Properly setting the spark plug gap is crucial for optimal engine performance and fuel efficiency.
No, the engines are completely different.
It is hooked in with the driver side battery to provide more cranking power.
The 2005 GMC Sierra-2500HD has 16 valves.