go through the fender well
the Chevy 5300, 2003 and other v8 built in that year the spark plug gap should be set at .060
A wiring plug diagram for 2003 Chevy Cavalier spark plug wires is located in the service manual. The Manual can be bought from an auto parts, the dealer, or some libraries.
.60
the spark gap for the 3.1 is 60,
The spark plug number that is in my 2003 Ford Ranger XLT is: AGSF34FP - Motorcraft.
It will be the last spark plug on the rear of the passenger side of the engine.
passenger side third spark plug back Driver side ?
Twist boot then pull, this will break the seal from the plug.
gap .060 good luck
Drivers side, first spark plug in front is #1
front driver side
no distributor or spark plug wires its a coil pack on the top of the engine.