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cam/lifter failure
Posted to Technical Theory Forum on 4/29/2009 22 Replies

[2005 Pontiac Grand Am, Engine/Propulsion photo] [2005 Pontiac Grand Am, Engine/Propulsion photo]

Patient presented with what sounded very much like a broken valve spring. Mostly quiet at idle, irregular valve clatter above 2000 rpm. Running with VC off, i... Login to read more.

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car Vehicle Data

2005 Pontiac Grand Am SE 3.4L

Engine3.4 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2005 Pontiac Grand Am SE 3.4L

Engine3.4 L
Trans4-speed Automatic (Electronic)