2010 Chevrolet Express 1500 Spark Plugs

Genuine GM spark plugs for the 2010 Chevrolet Express 1500, at wholesale prices. Heat range and gap are specified per engine, and GM has revised plug part numbers mid-generation on several engines. Half-ton GMT610 full-size van, discontinued after 2014.

Symptoms to look for

Misfires under load, rough idle, or a drop in fuel economy. On a full-size van, cutaway and cargo versions differ through the body, wiring and rear structure.

What sets these apart

• No hassle returns. If the spark plugs is not right, send it back.
• Warranty intact. OEM spark plugs keep coverage that an aftermarket part can void.
• Wholesale pricing. Most spark plugs numbers land well below dealer list.
• No aftermarket substitutes. These are GM spark plugs, not OE-style equivalents.

Ordering correctly

A part validated on this vehicle behaves differently from one validated across a range of vehicles. Fitment questions are the one thing worth a phone call before checkout rather than after delivery. We ship from Dallas, which keeps transit times short across most of the country.