The Chevy 2500 Express van comes equipped with either a V8 engine or a V6 engine. The exact spark plugs required will depend on the specific engine model and year of your van.
To identify the correct spark plugs for your van, you'll need to check the following:
1. Engine size and model: Refer to your vehicle's owner's manual or the engine sticker located under the hood.
2. Year of manufacture: This will help narrow down the potential spark plug options.
Once you know your engine specifications, you can consult a reliable auto parts store or online resource to find the correct spark plugs for your Chevy 2500 Express van.