FCC ID M3N5WY7777A

M3N5WY7777A is the FCC ID printed on the label under the fob’s battery cover — on this code we verify fit for Cadillac, Chevrolet (2005–2015). 6 aftermarket replacements are published, 5 in stock. Everything below — vehicles, original part-number cross-references, chip and frequency — comes straight from the live catalog. Wholesale for the trade; pricing unlocks with an approved account.

Compatible vehicles

Cadillac — CTS, CTS Coupe, CTS Wagon, Corvette, DTS, SRX, STS, XLR
Chevrolet — CTS, CTS Coupe, Corvette, SRX, STS, XLR

Model years 2005–2015.

Cross-references (original part numbers)

The original part numbers our aftermarket M3N5WY7777A replacements match against.

(DRIVER
15864385
15864386
20940386
25840554
25854937
25854938
25943676
25943677
25943691
25946298
25946299
25995382
MEMORY)

Electronics

Transponder chip: PCF79** / HITAG 2 / 46 CHIP, PHILIPS 46, PHILIPS ID 46 GM
Frequency: 315 MHz
Key types: Emergency / Insert Key, Smart Key

What vehicles use FCC ID M3N5WY7777A?

FCC ID M3N5WY7777A is verified in our catalog for Cadillac (CTS, CTS Coupe, CTS Wagon, Corvette, DTS, SRX, STS, XLR); Chevrolet (CTS, CTS Coupe, Corvette, SRX, STS, XLR), model years 2005–2015.

What chip and frequency does M3N5WY7777A use?

M3N5WY7777A keys use the PCF79** / HITAG 2 / 46 CHIP, PHILIPS 46, PHILIPS ID 46 GM transponder chips and operate at 315 MHz.

Is there a replacement for M3N5WY7777A?

Yes — Car Key Source stocks 6 aftermarket emergency / insert key / smart key replacements for FCC ID M3N5WY7777A, sold wholesale to the trade with US & Canada same-day dispatch.

What original part numbers cross-reference to M3N5WY7777A?

FCC ID M3N5WY7777A cross-references to original part numbers (DRIVER, 15864385, 15864386, 20940386, 25840554, 25854937, 25854938, 25943676, 25943677, 25943691, 25946298, 25946299, 25995382, MEMORY) — our replacements are matched against these originals.