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2008 gmc sierra question

1K views 4 replies 4 participants last post by  bam2880 
#1 ·
hi i just bought a 2008 gmc sierra with the 5.3 vortec motor and was wondering if anyone has had any trouble with the newer 4l60e transmissions and also the idle seems kind of rough but nothing major like when i open the hood the engine shakes a little but not alot at all
 
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