1997 Geo Tracker gas tank

1997 GEO TRACKER
148,000 MILES • 4 CYL • 2WD • AUTOMATIC
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MCASTLE
  • MEMBER
  • 1 POST
When I take the gas cap off I get a hissing sound. Maybe vaccumn in tank. Question is: Does this car need a sealed gas cap or a vented one? Thanks.
Oct 11, 2010 at 6:47 AM
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WRENCHTECH
  • ✓Experienced Mechanic
  • 20,761 POSTS
All vehicles require sealed caps now.
Oct 11, 2010 at 7:42 AM
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