Pontiac Grand Am Check Engine Bulb Size

The Pontiac Grand Am check engine light requires bulb sizes 74 and PC74 for proper illumination. Data for the specified components spans the period from 1989 through 1998.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Bulb Size by Year Range

YearsUS TypeEU TypeShop
1994-1998PC74T5+PCBCheck Price
1992-199374W1.2WCheck Price
198974 (With Sealed Beam Headlamps)W1.2WCheck Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Miniature wedge bulb (T5) with printed circuit board twist-lock socket, for instrument clusters. 12V, 1.4W.PC74Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W.74Check Price
ECE standard (Europe & worldwide). Miniature wedge bulb (T5) with W2x4.6d base. 12V, 1.2W.W1.2WCheck Price

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