Questions & Answers for: Buick LeSabre manifold

...plastic into a coolant passage located inside of the intake. You will need to replace the intake manifold and if you want there is a revised lower intake manifold with a slightly smaller diameter ...

...if that is possible?? Possibly a weak valve spring on cyl 4? How's your coolant level? The intake manifolds on the 3.8L engines are prone to breakage at various locations causing coolant leaks into ...

Hose from water pump to intake manifold above and behind water pu connector that goes into manifold has broken off at manifold. can this be replaced and what is it called? It's made of plastic. does ...

PCV Valve Location PCV valve location for 2005 Buick LeSabre Its in the upper intake manifold on passanger side. Inside the manifold. Be sure to put o-ring on pcv or check engine light will come on. ...

blown upper air intake manifold on gm 3800 series two engine Parts stores carry a kit including a manifold and gaskets. When I do the job I always replace the lower intake gaskets because they leak ...

I need a how to for replacing the exhaust manifold for 95 lasable Regaurdless of which of the two exhaust manifolds you are attempting to replace it will be necessary to remove the exhaust manifold ...

...exhaust pipe before and after the catalitic converter. the upstream oxygen sensor is in the exhaust manifolds the front manifold may or may not have one in it. the downstream oxygen sensor is behind ...

Leaking coolant from under the intake manifold Intake Manifold gasket is bad FIX ASAP

How to remove intake manifold on 2005 Buick Lesabre You didn't post the size of your engine so please pick the appropriate one: 3.8L Relieve the fuel system pressure. Drain the cooling system. Remove ...

...lesabre with a 3.8 and low and behold i cranked it up in the morning (cold) and boom the intake manifold blew up in pieces. Any ideas as to what would cause that? Wow...that's a new one on me. ...