Quote:
Originally Posted by Hersbird
The I6 was rare into the 70s and 80s in trucks (pretty common in GM cars) and they may have only been available in what they may not have considered "light duty" trucks (even though according to DOT even a 2020 Duramax 2500 Silverado HD is "light duty"). Still up until the mid 50s it was the only motor available in a Chevy pickup. Agreed a bad claim.
Also the 2.8 diesel is an I4.
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That's a big four banger. Not sure why that would get such bad fuel economy, though admittedly I know little about diesel engines.