At Holloway GMC in Portsmouth, NH, we’re proud to present the groundbreaking 2025 GMC Sierra EV, an electric truck that blends bold performance with refined luxury. Designed to meet the demands of modern drivers who want it all—power, technology, and zero emissions—this all-electric pickup sets a new standard for what a truck should be. Built […]

Tags: 2025 GMC Sierra EV, electric cars portsmouth, electric pickup truck NH, electric vehicle dealership, EV trucks New Hampshire, gmc electric truck, gmc sierra ev denali ultimate, portsmouth electric trucks
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If you want to keep your GMC in optimal condition, there are a couple of things you want to do regularly. Some of these you’ll do yourself, and some of them you want to take the vehicle to the GMC dealership for. Here’s how to make sure your GMC is always running right.

Tags: GMC maintenance, GMC maintenance tips, GMC service, GMC Service Center, trucks for sale in Portsmouth
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