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Base 2023 Chevy Colorado Engine Gets L2R Designation

The 2023 Chevy Colorado will receive a new RPO code for its base turbocharged 2.7L I4 engine.

GM Authority has exclusively learned that lower-output version of the 2.7L I4 L3B engine will carry the L2R designation. The mill is the base engine in the overhauled midsize pickup truck, offered as standard in the 2023 Colorado Work Truck (WT) and LT models.

2023 Chevy Colorado Engine Lineup
Engine Type 2.7 Turbo 2.7 Turbo Plus 2.7 Turbo High-Output
RPO Code L2R L3B L3B
Horsepower (hp / kw @ rpm) 237 / 177 @ 5,600 310 / 231 @ 5,600 310 / 231 @ 5,600
Torque (lb-ft / Nm @ rpm) 260 / 353 @ 1,200 to 4,000 391 / 530 @ 2,000 430 / 569 @ 3,000
Availability Standard on WT, LT Standard on Z71 and Trail Boss, optional on WT and LT Standard on ZR2

The base powerplant is rated at 237 horsepower and 260 pound-feet of toque.

It’s worth noting that the 2023 Colorado’s corporate cousin and platform mate – 2023 GMC Canyon – won’t be getting the L2R, as GM will only offer one engine configuration across the entire 2023 Canyon range. That means that right now, only the 2023 Chevy Colorado can be had with the 2.7L I4 L2R engine.

As a reminder, the 2023 Chevy Colorado is all new, and marks the beginning of the midsize pickup’s third generation. The trim level lineup includes WT (Work Truck), LT, Z71, ZR2, and the first-ever Trail Boss, the latter of which was previously offered as a package on LT and Z71 trims. The overhauled midsize truck adopts a more technical, premium exterior compared to the previous generation.

Inside, the Colorado boasts an all-new interior, with four unique interior trims on offer. All models include an 11.3-inch diagonal color infotainment screen, as well as an 8-inch diagonal digital color instrument display.

The third-generation Chevrolet Colorado ride on an updated version of the same GMT 31XX platform, known as the 31XX-2 internally at GM, used by the second-gen model. It is being shared with the 2023 and newer GMC Canyon. Production is slated to kick off on January 25th, 2023 at the GM Wentzville plant in Missouri. Official pricing details will follow closer to the start of production.

Subscribe to GM Authority for more Chevy Colorado newsChevy news, and around-the-clock GM news coverage.

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Comments

  1. you lost a buyer i WONTdrive a 4 cyl TRUCK

    Reply
    1. So if the new turbo 4 cyl truck has more HP & much more torque than the old V6 & Diesel you won’t drive it because it’s “just” a 4 cyl?

      Reply
      1. How many four cylinders have you seen make it past 100 miles?

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        1. All of them…

          This 2.7 is stout and over built, I see no problems for it going a few hundred thousand miles.

          All these four-cylinder comments are just by insecure guys who use the truck as an image purchase in the suburbs.

          Reply
        2. Ask Honda & Toyota:)

          Reply
    2. Good bye.

      Reply
    3. i agree i had the Colorado 4 cyl gas, not enough power to get on the freeway , did not like it , just got the last 6 cyl made this sept. just got it , i like it. . much better.

      Reply
      1. You do realize that this new 4 cyl is not “your” old 4 cyl from previous years! It has more HP & tq than your new V6!! And more torque than the current diesel!

        Reply
  2. Wish they came with a 10 speed automatic

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    1. If the canyon is still saddled with the 8 speed, I’m not interested. Too bad, it’s a nice looking truck.

      Reply
      1. Not the same tranny as the old 8 speed, but you likely knew that.

        Reply
  3. I’m glad the Colorado has a lower h.p. offering. Not everybody needs or wants 300 h.p.

    Reply
  4. A generation a go everyone wanted 8 cylinders and 4 speed automatic transmissions. Today it’s 4 cylinders and 8 speed automatic transmissions. How times have changed and there’s many that can’t embrace change.

    Reply
    1. That, or they are size queens.

      Reply
  5. I have a v8 Colorado and seriously considering a change to the 4 cyl turbo high output. My stock v8 is 300bhp 325 ft lbs with 4:10 gears with 4L60 trans.

    I owned the new 4 cyl with 257hp 290 ft lbs in my Malibu, got to say, it was quick… I did encounter oil blowback into the air filter housing so I installed a catch can and resolved that issue. Once I did that, no air issues or direct injection issues.

    I know I can easily replace my 5.3 with a 6.2 and upgrade 4L60E to gain the hp and tq but that is added weight or improve the 5.3 well over 475hp as well… decisions……

    Reply
    1. but if your v8 is the 2009 version then it is the last of the all aluminum not AFM/DOD LS 5.3’s and that is certainly a good thing, that 6.2 will need to torn down and the lifters replaced with all regular lifters and the oil passages reworked to avoid catastrophic failure as miles build.

      Reply
  6. It will all depend of the longevity of the 4 cyl engine, the V6 had timing chain issues because the chain was too long, the old 4 cyl was way underpowered, the diesel was “just right” but because of GM’s infamous 5.7L Oldsmobile gas converted to diesel flop of the 80’s everybody is afraid of diesels. So now GM has decided to go with the turbocharged 4 cyl because their experiment with the full size trucks failed miserably and they’ve got hundreds of thousands of 4 cyl engines to either install in vehicles or make boat anchors out of. Contrary Mary has ran off all the decent engineers and replaced them with wannabes.

    Reply
    1. Diesel option was also scarce and expensive. plus maintenance is usually more expensive as well as fuel fill up. still I agree the diesel was the one to own. wish it came in the Bison Package.

      Reply
    2. The diesel was a rare and expensive option and with 6 plus dollar a gallon fill ups just too much for many buyers. The 2.5 was adequate for smaller extended cab models with lighter duty intentions and kept the price point lower and reliability up. The 3.6 as used in these did not have timing chain issues that was years and several generations ago and is very outdated news! I would hardly say the 2.7 in full size pickups was a miserable failure more like a disappointment on the mileage front!

      Reply
      1. what the V6 did have was poorly designed valve cover gaskets that allowed a lot of oil be consumed. They also seemed to sludge a lot.

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    3. Everyone thinks the old 350ci diesel was a converted gas engine, but it was not. It was designed as a diesel.

      Reply
  7. I won’t buy a truck with a 5 foot bed . Ridiculous. Wt truck with a 5ft beg, gm what are you thinking. Some options would be nice or is it your way or the highway.

    Reply
  8. GM lost me for getting another Colorado when GM decided to make all Colorado models 4 door only. The 4 cyl. eng. with 6 speed tranny in my 2019 is a very good combo.

    Reply
  9. Curious how long it will take shade tree tuners to turn up the wick on these base models and then blow them not realizing the squirters and other up grades were no present.

    Reply
  10. No extended cab or 6′ bed means no sale. We can keep making excuses but the fact of the matter is if you don’t offer what I want I’m going elsewhere as will so many other customers. If there isn’t a big noticeable difference in mpg with the low output 2.7 base engine that makes the same power and torque as the LSY 2.0T as used in many Cadillacs it will be a complete waste of time!

    Reply
  11. I’m glad it’s an ICE with enough power to pull a small trailer and enough power to get out of its own way. I could be and EV, but it’s time for GM to think Hybrid 4 banger as well.

    Reply
  12. so we are going to the 4T with good hp and torque numbers, good, but what about the fuel mileage numbers? i have a 22 Z71 V6 which rates at 17 and 24. I get real world average of 19+. what is this 4 turbo going to get? it better be alot better but i hear it is not so why even bother? any know the Mileage Ratings yet?

    Reply
  13. A little off topic
    I know. Does anybody know anything about the regular cab short bed full size work truck that I read on here that GM was supposed to bring back? Was it postponed or just a rumor? A date or anything?

    Reply
    1. I imagine you know it’s out now, but only with the four.

      Reply
  14. Gas mileage must be no better than the 6 cylinder because no one has written any information on this. Hello GM Authority. Their being built so they must have the window sticker. Anyone out there see this, have info?

    Reply
  15. I would be happy if the batteries wouldn’t drain until dead.

    Reply

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