Recent content by testerdahl

  1. testerdahl

    Inside GM’s Engine Build Room: The Checks Before the Torture Tests

    An engine sitting on a stand can look nearly finished while the technician still has a lot of work to do. I spent time inside GM’s development engine build room to see what those checks involve, how much information the team collects and what happens before an engine reaches a test cell. The...
  2. testerdahl

    How GM’s New 8.3L Duramax Stacks Up Against Ford and Ram

    GM’s new 8.3L Duramax leads Ford and Ram in rated output. Compare all three HD diesels and see what the numbers mean for towing and ownership. (read full article...)
  3. testerdahl

    2024–2026 Toyota Land Cruiser Problems: Recalls and Ownership Trade-Offs

    The 250-series Toyota Land Cruiser arrived in the U.S. for the 2024 model year, replacing the larger 200-series model previously sold here. Its turbocharged four-cylinder hybrid powertrain and lower starting price represent a major change, but buyers still need to check recalls and service...
  4. testerdahl

    2023-2027 Ford F-150 Recall: Fuel Tanks May Leak or Detach in 223K Trucks

    Ford is recalling 223,472 F-150 trucks because improperly secured fuel tanks may leak or detach from the vehicles. Ford Motor Company (Ford) is recalling certain 2023-2027 F-150 vehicles. The fuel tank may be improperly secured and leak fuel, or detach from the vehicle while driving. Affected...
  5. testerdahl

    Ram 426 Hemi rumors: Years of talk, a new twist

    Ram 426 Hemi rumors have circulated for years. We trace the engine’s history, examine TK’s Garage and Butter Da Insider’s claims, and explain what a return could mean. (read full article...)
  6. testerdahl

    Ram 1500 5.7L Hemi Owner Review at 323K Miles: What Lasted, What Failed

    A 2019 Ram 1500 Limited reached 323,000 miles with its original Hemi V8 and eight-speed transmission. Here is what lasted, what failed and why its owner is not giving up on it. (read full article...)
  7. testerdahl

    2005-2026 Nissan Frontier Engines: What to Check Before You Buy

    The second-generation Nissan Frontier debuted in North America for the 2005 model year. Known internally as the D40, it stayed in production through 2021. The third-generation Frontier arrived for 2022, but its engine had already debuted in the outgoing truck. Three engines span these two...
  8. testerdahl

    2027 Chevrolet Silverado, GMC Sierra keep Apple CarPlay, Android Auto

    The 2027 Chevrolet Silverado and GMC Sierra keep Apple CarPlay and Android Auto with bigger screens, smarter towing tools and passenger entertainment. (read full article...)
  9. testerdahl

    GM Leaps Ford, Ram in V8 Truck Engine War

    General Motors recently introduced the next generation of V8 engines destined for the Chevrolet Silverado and GMC Sierra, and with increases in horsepower and torque, the GM half-ton pickups pack more power than the V8-powered competition from Ford and Ram. It should be noted that Chevrolet and...
  10. testerdahl

    How GM is Using AI to Improve V8 Engine Quality

    GM engine quality was the issue I wanted to hear more about at its Flint event, beyond horsepower and torque. With questions about its previous V8 engines still hanging over the company, I wanted to know what it is doing differently to improve engine quality. The most interesting answer involved...
  11. testerdahl

    New GM V8s are stickless?

    Sorry, I've been swamped on a few big projects. It hasn't hurt Ram's sales. A GM engineer shrugged and basically told me they all had been waiting for somebody to do it. Now that one brand had done it, it is likely just a matter of time until they all do it.
  12. testerdahl

    2027 Chevy Silverado pricing: $41,395 to start, ZR2 nears $80,000

    The 2027 Chevy Silverado 1500 will start at $41,395 including destination, with pricing climbing to $79,995 for the ZR2. Chevrolet says the new truck brings more standard equipment across the lineup, including larger screens, additional safety features and more equipment built into its higher...
  13. testerdahl

    2027 Colorado, Canyon get Silverado’s stronger 2.7L TurboMax

    GM’s stronger 2.7L TurboMax is coming to the 2027 Chevrolet Colorado and GMC Canyon, bringing the same 350 horsepower and 455 lb-ft of torque announced for the new Silverado 1500 and Sierra 1500. For midsize-truck shoppers, the meaningful upgrade is more power from the standard four-cylinder...
  14. testerdahl

    Do GM’s 6.2L V8 Engine Failures Go Back Further Than We Thought?

    A GM-Trucks.com report raises an unverified question about later L86 bearings. GM’s federal recall documents establish defects in certain newer L87 engines, not an L86 connection. (read full article...)
  15. testerdahl

    2015-2026 Chevrolet Colorado Engines: What Used-Truck Buyers Should Know

    The Chevrolet Colorado returned to the U.S. market for the 2015 model year with its second generation. The current, third-generation truck arrived for 2023, bringing a different engine lineup. The second-generation Colorado offered a 2.5-liter four-cylinder and a 3.6-liter V-6, with a 2.8-liter...
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