Manifold/header/muffler/tail Pipe problems of the 2000 Chevrolet Impala - part 2

Intake manifold gaskets leaking. After speaking with numerous people and a gm service member it seems very clear that there is a problem with the gaskets on the gm 3100 and 3400 engines.

Coolant leaking from intake manifold gasket. Dealer indicates that they all did that. Were suprised mine lasted as long as it did. Gm said they wouldn't help with the cost.

Failed manifold gaskets on 2000 3. 4 engine used in most gm cars. Gm is insufficiently dealing with or trying to keep from becoming a recall. Mine was the 5th 2000 Impala this week with the same problem (its only Wednesday). Expect to pay $250+ for repair. Mechanic says gm installed wrong size manifold bolts during assembly (dealer repair kit comes with correct, but different, bolts).

Premature failure of intake manifold gasket causing leaking of coolent and oil mix.

Failed manifold gaskets involving alot of cars that gm is insufficiently dealing with or trying to keep from becoming a recall on the 2000 Chevrolet Impala, 3. 4 engine.

2000 Chevrolet Impala. Premature failure of the intake manifold gasket. The leak appears in the gasket that is directly next to the stove pipe from the exhast manifold. It appears the high temperature from the the stove pipe is deteriorating the gasket in the intake manifold. This has every indication of an engineering defect due to the number of complaints on this same problem. Other similar problems were discovered in Impala with VIN type k mine is type e see TSB 03034.

Leaking intake manifold gasket on a 2000 chevy Impala with the 3. 4 ltr engine costing several hundred dollars in repairs and possible engine damage.

Intake manifold leak.

Intake manifold gasket leaking from dex cool. Also, intake bolts were backing out.

The intake manifold is leaking antifreeze into the engine. The dealer repaired the seal under a safety campaign but the manifold still leaks. Please provide further details.

Consumer stated took vehicle in for an oil change, and was told that there was oil around the radiator cap. Mechanic told consumer that manifold was leaking oil, and that this was an internal oil leak. Also, consumer was told that the seals had to be replaced. In addition, mechanic told consumer that GMC issued recall regarding intake manifold leak, but that this vehicle's was not included due to VIN. .

Intake manifold gasket.

Intake manifold gaskets went costing over $600 dollars to replace at local chevy dealership, assumed this was just a slight problem but I see it happening to a lot of Impalas. . . I know there's been a recall but not on the 3. 4's something needs to be done about this since chevy knows there is a major problem here. . .

While driving oil leaked from underneath the vehicle. The lower intake manifold gasket leaked twice within 50,000.

Low coolant light on our 2000 Impala was coming on and the lower intake was found to be leaking - cost $600 to repair. Received a recall notice on our 2003 Impala for this condition. Requested reimbursement for our 2000 Impala repair and was denied.

Plastic upper intake manifold warped, allowing coolant to leak (supposedly not into engine). I believe a recall exists for the 3. 8 liter "generation ii" engine in other applications, but not in the 2000 (and later) Chevrolet Impala. Repair was made at my expense (outside warranty period), but I believe this vehicle should be included in gm's recall.

Low coolant light came on while traveling. Vehicle was checked by dealer who determined that gasket around intake manifold was leaking. Vehicle was out of warranty. Consumer insisted that problem was occurring before warranty expired. Jlg.

Safety recall 09047 for 2000 Chevrolet Impala. The consumer stated the reason for the oil seepage onto the exhaust manifold was due to the valve covers being made of plastic and it required frequent gasket changes, because the covers did not properly compress the gasket. The consumer stated the only effective remedy would be to replace the valve covers with metal ones, which would compress the gasket more evenly and prevent oil leakage onto the exhaust manifold.

The cradle bar and intake manifold cracked, the fuel regulator and water pump leaked, and the shaft continuously needed lubrication. Scc.