Featured Posts
How GM Says It Fixed Its Cylinder Deactivation Lifter Problem
GM says supplier changes and an improved spring addressed DFM lifter problems. Its new truck V8s retain cylinder deactivation.
Dodge Durango SRT Hellcat and Ram 1500 TRX Gain 40 HP With Factory-Backed Upgrades
Five years ago, the Direct Connection program introduced the first warranty-safe, power-adding stage kits for the Dodge Challenger and Charger…
Tesla Cybertruck dead: Controversial pickup axed for Cybercab
Tesla will wind down Cybertruck production around mid-2027. Musk's follow-up on X confirms the truck's end as Tesla makes room…
First jump and rock crawl: 2027 Chevrolet Silverado 1500 ZR2
My first drive in the 2027 Chevrolet Silverado 1500 ZR2 included a Baja-course jump and a technical rock climb. Here…
First tow: 2027 Chevrolet Silverado 1500 5.7L V8 makes a confident start
A first towing drive in the 2027 Chevy Silverado 1500 High Country puts the new V8, trailer brake setup and…
2027 Nissan Armada Adds $1,900 Dark Armor Package
The 2027 Nissan Armada gets a new Dark Armor package, giving the SL trim a blacked-out appearance and a panoramic…
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Engineer Explains

How GM Says It Fixed Its Cylinder Deactivation Lifter Problem

Are Lightweight Oils Too Thin to Protect Your Engine? Shell Engineer Explains

The Research Behind Shell Rotella CL-4/FB-4: Fuel Savings, Engine Protection and Emissions Reliability

Ram RHO’s Hood Scoop Isn’t Just for Show. Its Engineer Explains Why

Two DEF Injectors: GM’s New 8.3L Duramax Emissions System Explained

Toyota Engineers Explain: Why One Change Sends a Truck Back for More Testing
Reviews

First jump and rock crawl: 2027 Chevrolet Silverado 1500 ZR2

First tow: 2027 Chevrolet Silverado 1500 5.7L V8 makes a confident start

ANCEL BS400 Review: Testing a Supercapacitor Jump Starter on My Chevy C10

2026 Infiniti QX80 Sport Review: Great Seats, Frustrating Controls

F-150 Lobo vs Maverick Lobo: The same name, two different street trucks

2026 Mazda CX-30 Turbo Review: Fun to Drive, Tight on Space
Comparisons
2027 Chevy Silverado High Country vs. GMC Sierra Denali Ultimate: Which Luxury Truck Is Right for You?
F-150 Lobo vs Maverick Lobo: The same name, two different street trucks
Ram 2500 Black Express vs Rebel Lunar: How much truck do you really need?
Wrangler Sahara vs Bronco Stroppe: Four-door comfort or two-door trail fun?
Latest News
Dodge Durango SRT Hellcat and Ram 1500 TRX Gain 40 HP With Factory-Backed Upgrades
Tesla Cybertruck dead: Controversial pickup axed for Cybercab
2026-2027 Ford F-series Recall: 30K Tailgate Cable May Fail
Recent forum posts
- My answer to the Wrangler axle question
- Driving the 2027s this week - what do you want to know?
- Thinking About Upgrading to a Digital Gauge Cluster on My RAM 1500...Worth It?
- Federal Judge Denies Motion to Split GM Lifter Lawsuit over AFM/DFM, Keeping Silverado and Sierra V8 Class Action Intact
- Need Help Upgrading My RAM 2500 to the OEM 12-Inch Uconnect 5 Touchscreen




