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9 lis 2023 · Overall, the 8.1 Vortec is very strong and reliable. However, despite its reliability it does have a number of common problems. The engine suffers from lifter tick, CPS failure, intake manifold leaks, spark plug failure, excessive oil consumption, and poor gas mileage.
8 wrz 2023 · The GM 8.1 Liter Workhorse engine is stout, dependable, and long-lasting but has some flaws and issues to be aware of: Reliability: It’s not nearly as reliable as the older 454 applications. And be aware – when it fails it tends to throw rods and come apart rather violently.
29 kwi 2022 · Common Workhorse 8.1 Engine Problems. There are about 6 common engine problems that keep re-occurring with this motor. Here is a list of them with a brief description: 1. Faulty Crankshaft Position Sensor- this is the most common and probably the one that causes the most frustration with 8.1 owners.
12 mar 2014 · 2002 8.1L Problems. So, i traded my '96 chev for this 2002 2500HD with 8.1L, has 273,000 Miles, only mods i can see done to it is a K&N CAI and a shitty dual exhaust setup that has seen better days.
9 sie 2021 · Chevy 8.1 Engine Problems. Though Chevy V8 engines are notoriously stout, nothing is without issue. The website Chevy Trucks has an intuitive list of problems to watch out for when shopping for a Chevy 8.1 powered vehicle. First and foremost is the fuel economy.
20 kwi 2018 · Been contemplating a more powerful tow rig lately in the GMT800 chassis and see trucks with the 8.1 listed at a fair price. Do these motors have any major problems? What are the trouble spots? Thanks.
20 sty 2024 · GM set out to make the Vortec 8100 a tough and resilient engine for folks looking to tow. It's based on the old-school Gen-VII Big Block and effectively is a 454 with a longer (4.37-inch)...
