Chevrolet Colorado key replacement

Chevrolet Colorado keys by year

Which key does your Chevrolet Colorado use?

The Colorado has gone through three very different key systems, so the first thing we ask any caller is the model year. A 2006 truck and a 2024 truck share a nameplate and almost nothing about how they start. The year-by-year table on this page lists every model year. This text explains what those rows mean for you when a key is lost, broken or worn out.

Here is the short version, and the sections below take each era in turn. We also say plainly where our information is thin, because guessing about a transponder chip is how people end up paying for a key that will not start the truck.

One note about the calendar: there are no 2013 or 2014 Colorados in the US model-year lineup. If a listing or a registration says otherwise, have the VIN read before you buy any key or fob for that truck.

• 2004–2012, first generation (GMT355): Passlock. Locksmith field reports say there is no chip in the key for the whole generation, with one conflicting catalog entry for 2008–2012 that we explain below.
• 2015–2022, second generation: a bladed remote-head (flip) key with a 46E (Hitag2 Extended) chip. Push-button start was not offered.
• 2023–2026, third generation: push-button start with a smart fob built around a Hitag Pro (ID49) chip.

What do 2004–2012 Colorado owners need?

These are the trucks where owners are most often surprised by how simple the key is. Passlock is an older GM anti-theft design, and on the Colorado the security sensor lives in the ignition lock cylinder, not in the key. There is no chip to program. A key that is cut correctly for the lock will turn the cylinder and start the truck, with no programming step at all.

For 2004 through 2007, that is verified in our data from more than one source. For 2008 through 2012 the picture is less tidy. Locksmith field reports, including documented 2010 jobs, describe these trucks as still chipless Passlock, cut by code and not programmed. One parts catalog, however, lists a Megamos crypto chip for 2008 to 2012. The field evidence points to Passlock, but the two sources disagree, so we do not treat the question as closed. If you own a 2008–2012 Colorado, we confirm the exact setup by VIN, and on the truck itself, before anything gets cut or ordered.

In practical terms, a Passlock Colorado is a mechanical-key job. A duplicate does not require an original key, and losing every key is still solvable because the blade can be cut by code. Wear is the other issue on trucks this age. Worn or damaged blades that no longer turn the locks are common, and copying a tired key just carries the wear into the new one. That is one reason cutting by code is usually the better route than copying a worn blade.

What usually goes wrong on these trucks is not the key at all but the ignition cylinder around it. We cover that in the common-problems section below, because it is the most frequent reason a Passlock owner buys a new key and still has a truck that will not run.

What do 2015–2022 Colorado owners need?

From 2015 to 2022 the Colorado used a bladed remote-head key, often called a flip key. The metal blade folds into a plastic head that carries the lock and unlock buttons, and the head holds a 46E (Hitag2 Extended) transponder chip. This is verified in our data. Push-button start was not offered on this generation, so every one of these trucks still has a key that goes into the ignition.

The chip has to be programmed to the truck, and on these years that programming is done through the OBD port. Our data does not flag NASTF or SDRM credentials as a requirement for it. The blade also has to be cut to fit your locks and ignition, so a proper replacement is two jobs: cutting and programming. A key that has only been cut will turn the lock and not start the engine.

Duplicating a key on this generation goes most smoothly when we have an original key to work from. If you have lost every key, that is still possible to solve; it just involves more steps and a bit more time on the truck. This is the generation where we see the most plastic damage: cracked shells, broken flip hinges and worn buttons. A broken shell does not always mean a new key. Sometimes the chip and blade are fine and the housing is the only thing that failed, and we will tell you which situation you are in.

One more thing worth knowing: low-quality cloned or aftermarket chips that fail intermittently are a known problem here. A key that works one day and not the next is the classic sign. If you bought a cheap key online and it behaves that way, bring it to us before you assume the truck is the problem.

What do 2023–2026 Colorado owners need?

The third generation switched to push-button start with a smart fob. Published 2023 specifications show this as standard on every trim, including the WT work truck. Some earlier reports said base work trucks kept a bladed key, but that does not match US-market specs. Because early-production trucks can differ, we still confirm the fob's FCC ID on the truck before we order or program anything. The fob itself is a Hitag Pro (ID49) design, from the YG0G21TB2 era per catalogs.

If your dash says 'no remote detected', do not assume the fob is lost or dead for good. A weak fob battery produces exactly that message, and the hidden emergency blade inside the fob still opens the door. Swap the battery first. We would rather you spend a few minutes on that than pay for a new fob you did not need.

When a fob really is lost, expect the job to be more involved than it was on older trucks. Lost-fob replacement costs more than older bladed keys, and water-damaged or crushed fobs are a common reason owners end up needing one. Programming is done through the OBD port, but all-keys-lost work on this electrical architecture may require GM server access (ACDelco SPS2) with NASTF VSP-credentialed tooling, or in some cases dealer service, depending on the tool. We confirm which applies on a per-job basis rather than promising a path before we have seen the truck.

Duplicate key or all keys lost: what changes by era?

The single biggest factor in how a Colorado key job goes is whether a working key exists. Having one in your hand means we copy or add to what the truck already knows. Having none means we build the key from scratch, and on newer trucks that is where the extra steps and tooling come in.

Making a spare while you still have a working key is almost always the easier and more economical route, on every generation of this truck.

• 2004–2012: no original key is needed to make a duplicate, and all keys lost is possible. Passlock needs no programming, with the 2008–2012 caveat that we confirm by VIN.
• 2015–2022: duplication needs an original key to work from. All keys lost is possible, with the chip programmed through the OBD port.
• 2023–2026: duplication needs an original fob. All keys lost is possible, but it may involve GM server access and credentialed tooling, or dealer service, depending on the tool. We confirm per job.

Is Colorado key programming OBD or dealer-only?

Here is the honest answer by era. The Passlock trucks need no programming at all, so there is nothing for a dealer to do that a locksmith cannot. On 2015–2022 trucks, programming runs through the OBD port and our data does not show any NASTF or SDRM requirement, so this is routine locksmith work and not a dealer-only job.

The 2023–2026 trucks are where we will not oversimplify. OBD is the programming method, but whether secure-access credentials or GM server access are needed is not settled in a single yes or no. It depends on the situation, especially on all-keys-lost jobs, and on which tool is being used. Some of those cases can end up dealer-only. If your truck lands in that category, we will say so up front instead of letting you pay for a visit that cannot finish the job.

What we will never do is tell you a dealer is always required, or that it never is. Both statements are wrong for this truck, and the era decides which one is closer to true.

How does a Colorado key replacement go, step by step?

The process is similar across eras, though the middle steps change a lot. Here is how we handle it.

1. You call (213) 577-1366 at any hour. We ask for the model year, whether the truck has a start button or a key slot, how many working keys you have left, and what the dash is showing.
2. We confirm the setup by VIN. This matters most for 2008–2012 trucks, where the sources conflict, and for early 2023 trucks, where we check the fob's FCC ID.
3. We confirm the truck is yours, which means a registration or ID that matches the vehicle.
4. We cut the blade by code where it applies. On Passlock trucks that is the whole job. On 2015–2022 trucks it is the first half.
5. We program the chip or fob through the OBD port where the truck calls for it, and on newer trucks we confirm whether the job needs server access or dealer service.
6. We test everything before we leave: door locks, ignition or start button, and the remote buttons. If you only have one key, we talk about making a spare so you never go through this again.

What affects the cost of a Colorado key?

We do not quote numbers on a web page, because the same truck name can mean very different jobs. Here is what moves the cost, from the lighter-cost end to the heavier end.

A Passlock key cut by code is usually the more economical route, because there is no chip to buy or program. A 2015–2022 flip key costs more since it needs both a cut blade and a programmed chip, plus a remote that matches your truck. A 2023–2026 smart fob sits at the top, since lost-fob replacement costs more than older bladed keys and the programming can involve extra tooling.

Other factors apply across all eras: whether you have an original key to work from, how many keys you need, whether the job is all-keys-lost, whether the fob needs its FCC ID confirmed before it can be ordered, and where the truck is and what time you call. Aftermarket keys vary too. A low-quality cloned chip may look like the lighter-cost option and then fail intermittently, which tends to cost more in the end.

We give you the real figure on the phone once we know your year, trim and situation, and before any work begins.

What commonly goes wrong with Colorado keys?

These are the problems our data lists for this truck, grouped by era. Some of them look like key failures and are not, which is why diagnosing first saves money.

• 2004–2012: a failed Passlock sensor in the ignition lock cylinder. The security light stays on, the engine starts and then dies, even with a good key. A new key does not fix this. After ignition-cylinder or BCM replacement, a lengthy timed relearn is required.
• 2004–2012: worn ignition lock wafers on high-mileage trucks, where the key sticks or will not turn.
• 2004–2012: worn or damaged blades that no longer turn the locks.
• 2015–2022: cracked remote-head shells, broken flip hinges and worn buttons.
• 2015–2022: remote battery failure, and low-quality cloned or aftermarket chips that fail intermittently.
• 2023–2026: a dead fob battery, with the dash reporting 'no remote detected' while the hidden emergency blade still opens the door.
• 2023–2026: water-damaged or crushed fobs, and the higher replacement cost of a lost fob.

When should you call us, and when the dealer?

Call us for a lost key on any Colorado from 2004 to 2022, a broken flip key, a worn blade, a second key you want to have on hand, a dead fob, or a security light that will not go off. We run a storefront at 10740 Wilshire Blvd in Westwood, Los Angeles, plus mobile vans, and we serve 140 cities across Los Angeles and Ventura counties. Our line, (213) 577-1366, is answered around the clock, every day of the year.

The dealer is worth considering in one narrow case: a 2023–2026 all-keys-lost job where the tooling needed for that truck is dealer-only. We will tell you if your truck falls there. For everything else, a locksmith is usually more convenient, and the work comes to your truck instead of the other way around.

As for who you are dealing with: Wilshire Lock & Key has been in business since 1987. David, the owner and lead technician, oversees the work, and it is one company from your call through the finished key, with no dispatch middlemen in between. California requires locksmith companies to hold a BSIS LCO license, so ask any locksmith you are considering for it before work starts. You can read more on our home page, browse car key services, see other Chevrolet key pages, or use the contact page to reach us.

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