Check the listing for details. NEW GM Single Sided VATS Ignition Keys #11 (PAIR) + Doors/Trunk OEM Keys (PAIR). Condition: New. Listed at 30.95 USD. 4 (Four) Keys SetB62-P11 2 (PAIR) SINGLE SIDED VATS IGNITION (Primary) KEY BLANKS #11 V.A.T.S OHMS: 4.750K+STRATTEC/OEM #5951982 (PAIR) SINGLE SIDED DOORS/TRUNK (Secondary) KEY BLANKSGM RUBBER HEAD LOGO KEY FIT BUICK CADILLAC CHEVROLET OLDSMOBILE PONTIACfit many 1991-2002 models that fit in above compatibility listATTENTION: EACH CAR CAN HAVE 15 DIFFERENT KEY VALUES (VATS)WRONG KEY VALUE WILL NOT START THE CAR THIS IS NEW BLANK KEY (UNCUT)Not sure which value you need? If you have a meter with an Ohms setting, set it on 2OK and place one lead on one side of the pellet and one lead on the other. A value will be shown. Use the chart below to determine which number you need.If your Ohms value does not match the charts number exactly, round it to the nearest number. Example: Your key measures 1.18O Ohms. The blank you most likely need is the number 5 key as it is closer to 1.13O Ohms, than O.887 (4) or 1.47O (6) Ohms. VATS# (K)OHMS#1 = 0.402#2 = 0.523#3 = 0.681#4 = 0.887#5 = 1.130#6 = 1.470#7 = 1.870#8 = 2.370#9 = 3.010#10 = 3.740#11 = 4.750#12 = 6.040#13 = 7.500#14 = 9.530#15 = 11.800No returns once key is cut.Feel free to email before purchase.