The 3800 series II had a problem with leaking fuel pressure regulators which would suck fuel into the upper plenum through the vacuum line then a miss timed spark could ignite the fuel in The 8th generation LeSabre (1999-2005) ranks 20th in reliability out of 22 generations. 2000 Buick LeSabre engine problems with 124 complaints from LeSabre owners. Average repair cost is $620 at 122,000 miles. Often when it begins to fail, the car will show the The LeSabre ranks 13th in reliability out of 15 Buick models. Average repair cost is $1,100 at 130,350 miles. The 2000 Buick LeSabre has 2 problems reported for intake manifold exploded, engine caught fire. The most recently reported issues are listed The upper intake manifold is a very common failure point on the venerable GM 3800 Series II engine. My first question are which years and No one has said that with the list of items replaced- the mechanic did have to replace the intake manifold gasket, even though it is not listed. There are 496 complaints mostly about windows problems. Intake Manifold Gasket Failure One of the notorious issues with the 2001 LeSabre is the failure of the intake manifold gasket. The intake manifold will need to be removed and the gaskets I see a lot of threads about replacing the lower intake manifold's OEM gasket with a good aluminum framed gasket, such a Felpro gasket or revised GM OEM gasket part # (P/N 89017554) I did some research to find an extremely common problem with the intake manifold being made out of plastic causing it to melt and rack up damages around 800$. This is a 2001 Buick Lesabre with the 3. The intake manifold will need to be removed and the gaskets 2003 Buick LeSabre engine problems with 27 complaints from LeSabre owners. You don't know if it was a standard intake 2004 — Series III L26 3800 V6 introduced, with electronic throttle control, returnless fuel injection, stronger powder metal connecting rods, and an aluminum upper intake manifold to replace hi I own a 2002 buick lesabre 3800 series 11. Intake Manifold Gasket Leaks The Buick 3800 V6 has had some problems with Buick Lesabre owners have reported 26 problems related to gas recirculation valve (egr valve) (under the engine and engine cooling category). my so called bypass pipe which is connecting my water pump and intake manifold was leaking, i ripped it off and cleaned out the old . 8 Series II engine and has about Here's a look at the Buick LeSabre full-size car and its most common problems, which are mirrored across the rest of the brand's lineup. This gasket is crucial for sealing the intake manifold to the Buick LeSabre Hydro-Lock Due to Internal Coolant Leak From Intake Manifold - 68 reports. Learn about this problem, why it occurs, and how to fix it. Continue reading article "Buick Over-Promised Its MPGs" Coolant Leaks Through Cracked Intake Manifold Buick leaking coolant, intake manifold gasket failure & cracked intake manifold gasket. Buick LeSabre Intake Manifold Gaskets Can Develop Engine Oil Leaks - 135 reports. The worst complaints are service engine soon light is on, upper intake manifold gasket failed, and dies unexpected 1. The worst complaints are engine stalls/shuts down while driving, intake manifold exploded, engine caught fire, and Here's my problem My mom's got a 97 lesabre with the series II 3800 the other day the plastic intake finally cracked, leaking antifreeze into the cylinders and clouds upon clouds of Auto-Trend Repairs and Service Information Forums -> General Motors -> 3800 V6 3. 8L Series II lower intake gaskets are leaking. there is that well know issue with GM's 3. In 2009, GM recalled 1. 8 GM Series II Intake Manifold coolant leak causing hydro 2005 Buick LeSabre Intake Manifold Gaskets Can Develop Engine Oil Leaks The intake manifold gasket can develop external engine oil leaks. Owners have made 496 complaints complaints over 16 model years, mostly about windows issues. 8L Gen II engine, faulty intake manifold which causes coolant to get into the engine. The 2003 Buick LeSabre has 263 problems & defects reported by LeSabre owners. Average failure mileage is 143,500 miles. In this video I inspect and repair the Buick LeSabre 3. The 1997 Buick LeSabre has 5 problems reported for intake manifold gasket failure. 8L broken engine upper intake manifold plenum that was a result of an explosion and likely The 2001 Buick LeSabre has 5 problems reported for intake manifold failure. The worst complaints are accessories - interior, engine, and windows / windshield problems. Learn about this problem, why it occurs, and how to fix it. I also heard that not all 3. 8L engine were affected, that 2004 Buick LeSabre Intake Manifold Gaskets Can Develop Engine Oil Leaks The intake manifold gasket can develop external engine oil leaks. 5 million 3800 V6 engines because of leaky valve cover gaskets that could result in an engine fire. Continue reading article "Buick Over-Promised Its MPGs" Coolant Leaks Through Cracked Intake Manifold Buick leaking coolant, intake manifold gasket failure & In this video I show you some obvious signs to identify that your GM 3.
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