How To Replace a Battery in a Car Key Fob

This site shows you how to change batteries in a number of different car key fobs. Choose your car make below to read more specific instructions:

# Make Cars Added
1 Acura 107
2 Audi 254
3 BMW 33
4 Buick 145
5 Cadillac 84
6 Chevrolet 402
7 Chrysler 163
8 Dodge 229
9 Eagle 4
10 Fiat 6
11 Ford 495
12 GMC 169
13 Honda 199
14 Hummer 15
15 Hyundai 155
16 Infiniti 123
17 Isuzu 31
18 Jaguar 93
19 Jeep 102
20 Kia 141
21 Land Rover 67
22 Lexus 242
23 Lincoln 126
24 Mazda 195
25 Mercedes-Benz 435
26 Mercury 101
27 MINI 8
28 Mitsubishi 137
29 Nissan 237
30 Oldsmobile 95
31 Plymouth 31
32 Pontiac 116
33 Porsche 37
34 Saab 29
35 Saturn 63
36 Scion 23
37 Smart 11
38 Subaru 128
39 Suzuki 31
40 Toyota 418
41 Volkswagen 120
42 Volvo 125

How-To Change Battery in Car Fob DIY Guides

We provide information about replacing batteries in most popular cars key fobs. Most of guides do not require much effort. That's why we recommend do it by yourself, against seek help from the dealer. Also we attach videos of fob disassembly to each instruction.

Batteries size

The most popular size of key fob batteries is CR2032. In our articles we list all required materials and tools. You can buy it from store nearby or order it on Amazon or Ebay.