Chevrolet Car Key Replacement: What Type of Key Does Your Chevy Use?
Knowing what type of key your Chevrolet uses is the first step to understanding the replacement process and the factors that affect your final quote. Older Chevrolet models from the late 1990s and early 2000s may use a basic double-sided or laser-cut mechanical key with no electronic component. From the mid-2000s onward, most Chevy vehicles incorporate a transponder chip embedded in the key head — this chip communicates with your vehicle's immobilizer system, and if the code does not match, the engine will not start even if the key turns the ignition. More recent models, including the Chevrolet Blazer and newer Silverado trims, use proximity smart keys or push-button start fobs that rely entirely on encrypted radio frequency pairing.
The Chevrolet Blazer EV represents the newest generation of Chevy key technology — its passive entry system and multi-function fob require specialized programming equipment to sync properly with the vehicle's onboard modules. Whether you drive a Blazer EV, a classic C/K truck, or anything in between, our team assesses the exact make, model, year, and trim before we quote you anything. Factors that influence the final price include the type of key hardware required, the programming complexity for your specific model, the time of day or night we are dispatched, and travel distance to your Wilmette location. You receive a confirmed, up-front price before any work begins — no surprises.