Mercedes SLK300 Door Lock Actuator Parts

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Includes Door Lock. E550. E400. Left. E350. Glk350. Glk250. E class. Sl class. Cls class. Incl.Latch. Sedan/wagon, all. Slc300, slc43 amg. Coupe/convertible,. Without keyless go. Without pwr closing....
2016 Mercedes SLK300
Available To Order
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Usually ships within 1-2 business days. Availability is not guaranteed.
$137.47
Reg
$143.20
List
$169.00

Mercedes SLK300 door lock actuator typically cost between $137.47 and $137.47.

Why Is My Mercedes SLK300 Door Lock Actuator Not Working?

You press the button and nothing happens, or maybe the lock clunks but doesn’t move at all. This is a familiar headache for Mercedes SLK300 owners. The most common reason: the door lock actuator itself. Inside, the motor or its tiny gears can burn out or strip over time, especially after years of use. Wiring gremlins also strike—check for a blown fuse, loose harness, or weak battery before blaming the actuator. Sometimes moisture or age just takes its toll, and the part reaches its limit. It’s best not to wait, since a stuck lock isn’t just a hassle—it can catch you off guard and lock you out.

How Do I Replace The Door Lock Actuator On My Mercedes SLK300?

First, gather your trim tools and a Phillips screwdriver. You’ll need patience, too. Start by gently prying away the door panel—expect some stubborn clips—but work slow to avoid cracks. Disconnect any wires for the switches or speakers. The door lock actuator sits tucked behind the metal, usually held by a couple of bolts. Unclip the electrical connector, then free the control rod. Out comes the old actuator. Drop in the new one, making sure the rods and wires line up. Put the panel back, and double-check for broken clips or loose screws. Watching a video helps, since every step looks easier than it feels with greasy hands. Take your time—rushing leads to rattles or panel gaps that’ll annoy you later.

What Are The Symptoms Of A Failing Mercedes SLK300 Door Lock Actuator?

You might hear clicking but the lock doesn’t move, or it struggles up and down like it’s stuck in molasses. Sometimes, the lock pin shakes but won’t finish the job. Another tipoff: one door ignores the fob while the rest respond. These are classic signs. Over time, the motor loses strength, or the gears inside wear down. In some cases, moisture gets in and causes corrosion—then you’ll notice it works one day, then not the next. Ignore it, and you’ll have to lock the door by hand, which gets old quick and makes your car less secure.

Can I Repair The Mercedes SLK300 Door Lock Actuator Or Should I Replace It?

If you have steady hands and like digging into small parts, you can open up the door lock actuator and swap gears or fix the motor. Plenty of owners try it, searching online for how-to guides or parts. But most folks find the fix doesn’t last, since the part is aging, and something else can go wrong later. Replacing the actuator with a new or good-quality remanufactured part is the safe bet—no guessing, no surprises down the road. If you like tinkering, give repair a try, but most people save time and headaches by replacing the unit outright.

How Much Does It Cost To Replace A Mercedes SLK300 Door Lock Actuator?

Parts for a Mercedes SLK300 door lock actuator run anywhere from about $100 to $250, depending on which brand you pick. If you hire a mechanic, labor adds another $150 to $250 on top—prices bounce around based on where you live and who does the work. If you handle the job yourself, the cost stays low, mostly just the part and a few basic tools. Some cars use a combined actuator and latch assembly, and those push the bill higher—but peace of mind has its own value. Budget $250 to $500 for parts and labor to be on the safe side, and you won’t be caught off guard.

Looking For The Best Place To Buy A Mercedes SLK300 Door Lock Actuator?

Shopping for a Mercedes SLK300 door lock actuator shouldn’t be difficult or expensive. We keep things simple: everyday low prices, no surprises at checkout. You get trusted brands—no cutting corners, just solid quality you can count on. Need help picking the right part? Our team answers the phone or replies online. When you order, shipping moves fast so your repair doesn’t hang over you all week. Got a return? No sweat, we don’t hassle you about it. We want you confident, not anxious, about buying car parts online. Fixing up your Mercedes should feel good, not stressful. That’s our goal at AutohausAZ: low prices, hands-on help, and peace of mind from start to finish. Let us help get you back on the road, no runaround or wasted time.