1999 Mercedes-Benz Cl-Class
Key Replacement - Save vs Dealer in Ventura County

1999 Mercedes-Benz Cl-Class Replacement - Fast, Affordable & Professional

Got a call from a CL500 owner near Las Posas Plaza in Camarillo. Car had been sitting in his garage for about three weeks because the key would lock and unlock the doors just fine but the engine refused to turn over. Dash showed no warning, starter engaged, just no fuel, no spark. Classic immobilizer lockout.

He had already called the dealer. They told him to tow it in and that parts for a W140 CL might need to be sourced since the car is long out of regular production support. He was looking at weeks of waiting and a tow bill on top of whatever the key work cost.

I drove out and checked the EIS module first. The infrared receiver window on the column was cloudy, almost opaque. Twenty-five years of dust and UV will do that. Cleaned it, re-tested his existing key, and the IR signal came through clean. The EIS authenticated on the first try.

He just stood there watching the engine idle. Then he said, quiet, almost to himself, "I almost sold it."

That is the part of this job I think about later. Not the technical side. The guy nearly gave up a car he loved over a dirty window the size of a fingernail.

Whole thing took less than an hour on site. No tow, no dealer wait, no new key needed. Just the right diagnosis at his location for a fraction of what the dealer route would have run him.

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