1998 Pontiac Bonneville engine knock

1998 PONTIAC BONNEVILLE
150,000 MILES • 6 CYL • FWD • AUTOMATIC
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EDUBB
  • MEMBER
  • 1 POST
engine knocks when i accelerate but goes away after first gear. could it be a sensor like the knock sensor?
Sep 6, 2009 at 9:24 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Could be the KS not retarding the timing causing it to ping/detonate
Sep 6, 2009 at 9:29 PM
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