
The new GMC Sierra 1500 comes with four engine options across several trim levels. If you are interested in purchasing this reliable pickup truck for work and recreational activities in Port St. Lucie and the surrounding areas, learning about the GMC Sierra 1500 engines is essential. For example, what is the largest GMC Sierra 1500 engine? What is the GMC Sierra 1500 horsepower for each engine?
Find out the answers to these questions and more with our comprehensive GMC Sierra 1500 engine guide! If you want to take any of the following configurations for a test drive in Stuart, let us know! We are happy to accommodate your busy schedule.
Several of the Sierra trims include the same engine. As you go up in trim levels, the GMC Sierra 1500 engines get bigger and the GMC Sierra 1500 horsepower increases. The largest GMC Sierra 1500 engines are the EcoTec3 and Turbo Diesel selections for high-performance drives in Fort Pierce and West Palm Beach. So how do the GMC Sierra 1500 engine options fare on each trim, let’s find out below:
Standard TurboMax™ Engine
Available 5.3L EcoTec3 V8 engine with
Standard TurboMax™ Engine
Available 5.3L EcoTec3 V8 engine
Available 3.0L Duramax® Turbo Diesel engine
Standard TurboMax™ Engine
Available 5.3L EcoTec3 V8 engine
Available 3.0L Duramax® Turbo Diesel engine
Standard 5.3L EcoTec3 V8 engine
Available 3.0L Duramax® Turbo Diesel engine
Available 6.2L EcoTec3 V8 engine
Standard 3.0L Duramax® Turbo Diesel engine
Available 6.2L EcoTec3 V8 engine
Standard 5.3L EcoTec3 V8 engine
Available 3.0L Duramax® Turbo Diesel engine
Available 6.2L EcoTec3 V8 engine
Have questions about the GMC Sierra 1500 horsepower within the engines? Want to take your favorite configuration for a test drive? Call (772) 919-4768 or contact us online to make an appointment. We look forward to seeing you! For more informative reads, check out our guide on the GMC Sierra Transparent Trailer Camera and our GMC Sierra 1500 vs. 2500 comparison!
One rule matters more than everything else on this page. If flood water reached the floor of your vehicle, do not start it. Not the key. Not the push button. Not “just to see.” An engine that was flooded but never started can usually be saved. An engine that was flooded and then started…
On September 28, 2026, our Executive General Manager JC Prats joined Jim and Bridget Fitzpatrick on CBT Live, the daily show from CBT News, one of the auto industry’s best-known trade outlets. If you follow him on social media, you already know him as The Good GM. The conversation covered how he uses video to…
The 2027 GMC Yukon began production on September 8, 2026, this week, at GM’s Arlington, Texas assembly plant, making it one of the most immediately relevant new vehicle stories for Treasure Coast buyers who have been waiting for the updated model. Ordering is open now at Starling Buick GMC Stuart. The 2027 Yukon is not…