Is the GMC Sierra a 4 cylinder truck?
And so we come to the GMC’s new 4-cylinder turbo unit offered with its full-size Sierra truck. GM invited members of the automotive press to spend an afternoon getting acquainted with the new version, as well as a new trim that will be expanded across the model lineup, the Elevation. Here’s how it went.
How much fuel does a GMC Sierra use?
It all adds up to average fuel consumption of 12.6L/100 km city, 10.9L/100 km highway, when driving a front-wheel-drive model. A 4X4 iteration adds a few tenths to those figures.
Are there any problems with the Chevy 4.3 Vortec engine?
The 4.3 Vortec engines made from 1996-2002 (L35 and LF6) have been reported to have engine knock problems. In a properly functioning engine, fuel burns in even pockets instead of all at once. The pockets burn in even timing, in sync with engine cycles. Engine knock occurs when the fuel burns unevenly and out of sync with the engine cycles.
Why do GMC Sierra elevation have 3.42 differential?
Craig Couch added that big engine-RPM gaps have a negative impact on the linearity of the power output offered by the turbocharger, so having smaller gaps enables more-efficient delivery from that turbocharger. As well, he explained, the engineers went with a 3.42 differential in back instead of 3.23 in order to improve torque multiplication.
Is there cylinder 6 misfire on Chevy 4.3L?
This feature is not available right now. Please try again later. Chevy 4.3L OBD-II code P0306 is generic cylinder 6 misfire detected. In this video we take apart the engine in order to solve this nasty and annoying also very common issue on GM 4.3L engines. SUBSCRIBE ON YOUTUBE! LET’S CONNECT! Loading…
And so we come to the GMC’s new 4-cylinder turbo unit offered with its full-size Sierra truck. GM invited members of the automotive press to spend an afternoon getting acquainted with the new version, as well as a new trim that will be expanded across the model lineup, the Elevation. Here’s how it went.
It all adds up to average fuel consumption of 12.6L/100 km city, 10.9L/100 km highway, when driving a front-wheel-drive model. A 4X4 iteration adds a few tenths to those figures.
Craig Couch added that big engine-RPM gaps have a negative impact on the linearity of the power output offered by the turbocharger, so having smaller gaps enables more-efficient delivery from that turbocharger. As well, he explained, the engineers went with a 3.42 differential in back instead of 3.23 in order to improve torque multiplication.