my motor shakes and boggs out when i excelerate what could that be

2001 OLDSMOBILE ALERO
109,000 MILES
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DREW9827
  • MEMBER
  • 2 POSTS
my car shakes and boggs out when i try to excellerate
Jul 3, 2012 at 6:32 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
check the fuel pressure.

check the cat converter, it may be clogged.

make sure the egr valve is not stuck open

Roy
Jul 3, 2012 at 6:33 PM
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DREW9827
  • MEMBER
  • 2 POSTS
how do i go about doing those things
Jul 4, 2012 at 12:07 AM
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DJCL
  • ✓Experienced Mechanic
  • 767 POSTS
You will need a exhaust back pressure guage and a fuel pressure guage. As far as the egr goes you can try un pluging to see if it is better. Is the engine light on ?
Jul 4, 2012 at 12:42 AM
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