The GM Blank B79 is an uncut automotive key blank designed for compatible General Motors vehicles and related applications. On the Cypress Security Products page, the product is identified as S1098WH, with cross references including Cole B79H, Curtis B-79, Ilco EZ B79, Jet B79, JMA GM-43, Orion GMHW, Silca GM28R, and Strattec 321951.

Supplier references describe this blank as a nickel-plated brass, metal-head key blank for GM applications, commonly associated with door, trunk, and glove box use on select older Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Published compatibility examples include Buick Regal (1991–1996), Chevrolet Lumina (1991–2001), Chevrolet Monte Carlo (1994–1999), Oldsmobile Cutlass (1991–1993), Oldsmobile Cutlass Supreme (1994–1997), and Pontiac Grand Prix (1991–1996). Vehicle application should still be verified before cutting.

Key Features:

• Ilco S1098WH key blank
• B79 cross reference
• JMA GM-43 equivalent
• Nickel-plated brass construction
• Metal-head mechanical automotive key blank
• Suitable for standard automotive key duplication

Applications:

• GM mechanical key duplication
• Replacement door, trunk, and glove box keys for compatible vehicles
• Locksmith automotive key inventory
• Older Buick, Chevrolet, Oldsmobile, and Pontiac key replacement work

Cross Reference:

• Cole: B79H
• Curtis: B-79
• Ilco: S1098WH
• Ilco EZ: B79
• Jet: B79
• JMA: GM-43
• Orion: GMHW
• Silca: GM28R
• Strattec: 321951