The GMC Terrain 3.6 V6 301hp (2009 - 2015) produces 301bhp and 369Nm in standard form. A Stage 1 ECU remap can raise output to 320bhp and 390Nm, a gain of 19bhp and 21Nm, with no hardware modifications required.
Interested in a Stage 1 remap for your GMC Terrain? Get in touch and we will discuss the best options for your vehicle.
JSM Diagnostics comes to you. Mobile ECU remapping across Medway and the surrounding areas.
Call us: 07711 934 905
Mon – Fri: 8:30am – 5:30pm