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G.M., B78


Quantity Discounts

1 to 4$3.36
5 to 9$1.68
10 to 49$0.84
50 or more$0.67

Fits various
GM vehicles with the letter E
stamped on the shaft of the key.
  • Buick
    • Regal, 1991-1993
  • Chevy, Chevrolet
    • Lumina, 1991-1993
  • Oldsmobile
    • Cutlass, 1991-1993
    • Cutlass Supreme, 1991-1993
  • Pontiac
    • Grand Prix, 1991-1993

Confirming the key you're choosing is correct

  • Consult Find Your Vehicle Keys Here for current applications.
    It can be found on the right hand side of every page.
  • Information found in the vehicle key blank cross reference is to be used as a GUIDE ONLY.
  • Although the key blank part numbers shown in the vehicle key blank cross reference section will fit the models listed, there may be similar models that use different key blanks.
  • To ensure you buy the correct key blank, we strongly recommend comparing groove patterns of your current key against the image shown above. 
    If you're still not sure...
    • Actual size line drawings and groove pattern profiles are available in our manufactures directory.  To access this directory and view these drawings, follow the instructions on the Check the Profile page. 
    • At the bottom of the Check the Profile page, you will find this key in the Vehicle section under General Motors.

Key Blank Information

  • This key is made by Ilco.
  • Various key blank manufacturers may call this key by a different part number. 
    Some examples are:
    • Cole B78
    • Curtis B-78, B78
    • ESP B78-E, B78E
    • Ilco P1098WE
    • Ilco EZ B78
    • Jet B78
    • JMA GM-20, GM20
    • Orion GMEW
    • Silca GM27R
    • Strattec 322050
  • This key can be cut using a standard key machine found at most local hardware stores, box stores, dealerships and locksmiths.

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