Author: Zane Merva

Zane Merva is the Executive Editor of GM-Trucks.com and the President of the New England Motor Press Association (NEMPA). A veteran automotive journalist with over 26 years of experience, Zane is a designated 'Car Talk' Expert and has been a contributor to The Boston Globe. He possesses a unique evaluative perspective, having road-tested more than 2,000 vehicles across every major manufacturer. While he is a recognized authority on General Motors truck platforms—including the Silverado, Sierra, and Colorado—his expertise is grounded in decades of deep competitive analysis that few in the industry can match. His commentary has been featured by major OEMs and media outlets, including Hyundai and PR Newswire
Is Your Fuel Gauge Lying? GM Recalls 2025-2026 Silverado & Sierra 3500HDs Over Stalling Risk
Is Your Fuel Gauge Lying? GM Recalls 2025-2026 Silverado & Sierra 3500HDs Over Stalling Risk
General Motors has officially issued a new safety recall (NHTSA Recall No. 26V129) affecting nearly 12,000 heavy-duty trucks. If you rely on a 2025 or...
Why Your Newer Silverado HD Headlights Are Randomly Quitting (And GM’s Fix)
Why Your Newer Silverado HD Headlights Are Randomly Quitting (And GM’s Fix)
Having your exterior lights randomly stop working is never a fun experience—especially when you’re relying on a heavy-duty rig after dark. If you own a...
Missing Camera Grid Lines? GM Details Fix for Silverado and Sierra Surround Vision Issues
Missing Camera Grid Lines? GM Details Fix for Silverado and Sierra Surround Vision Issues
GM’s Surround Vision Camera system is easily one of the most useful features on modern trucks. Whether you’re trying to perfectly align a trailer hitch...
Got a Top-End Tick? GM Issues TSB PIP6101for 2025-2026 2.7L, 2.5L, and 2.0L Engines
Got a Top-End Tick? GM Issues TSB PIP6101for 2025-2026 2.7L, 2.5L, and 2.0L Engines
If you have noticed a distinct ticking noise coming from the top end of your newer Chevrolet or GMC truck or SUV, you aren’t just...
GM Issues Rare “Do-Over” Recall for Terrifying Diesel Truck Lock-Up Defect
GM Issues Rare “Do-Over” Recall for Terrifying Diesel Truck Lock-Up Defect
General Motors is issuing a follow-up recall for a select number of heavy-duty and light-duty trucks that were previously serviced for a terrifying rear-wheel lock-up...
SPY SHOTS: 2027 GMC Sierra 1500 Denali & AT4 Break Cover – Full Interior Exposed!
SPY SHOTS: 2027 GMC Sierra 1500 Denali & AT4 Break Cover – Full Interior Exposed!
If you read our report this morning regarding the closed-door 2027 Silverado dealer reveal happening next week in Las Vegas, you knew the leaks were...
EXCLUSIVE: 2027 Chevy Silverado Reveal Set for Vegas Dealer Conference Amid Summer Re-Tooling Push
EXCLUSIVE: 2027 Chevy Silverado Reveal Set for Vegas Dealer Conference Amid Summer Re-Tooling Push
Information is starting to surface regarding the timeline for the next-generation Chevrolet Silverado. Sources we’ve talked to have indicated that Chevrolet is preparing to pull...
1,160 HP vs. The World: Watch the 9,000-lb HUMMER EV “Ruin” a Supercar Drag Race
1,160 HP vs. The World: Watch the 9,000-lb HUMMER EV “Ruin” a Supercar Drag Race
Physics shouldn’t allow a 9,000-pound brick to outrun a supercar. But the GMC HUMMER EV doesn’t really care about physics. Have you experienced Watts to...
GM 2.7L Turbo Camshaft Binding: Symptoms and the PIP5865L Reset Procedure
GM 2.7L Turbo Camshaft Binding: Symptoms and the PIP5865L Reset Procedure
If you just took delivery of a new GM truck or sedan with the 2.7L Turbo engine (L3B or L2R) and already have a Check...
How to Fix the 3.0L LZ0 Duramax Passenger-Side Rattle (Service Bulletin PIT6300B)
How to Fix the 3.0L LZ0 Duramax Passenger-Side Rattle (Service Bulletin PIT6300B)
If you drive a newer GM half-ton with the 3.0L LZ0 Duramax turbo-diesel, you might have noticed an annoying buzz, rattle, or vibration coming from...
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