regular gas in ssei - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat


1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

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Old 09-30-2005, 11:10 PM   #1
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Default regular gas in ssei

A friend of mine had my car yesterday and filled it up with regular gas i'm kinda worried here , could it be bad???

Al.
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Old 09-30-2005, 11:11 PM   #2
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it wont be that bad...just tell them NOT to drive it hard....it will run like crap....but its not the end of the world
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Old 09-30-2005, 11:15 PM   #3
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i had a tank of 87 4 or five fill ups ago, and it didnt noticeably run worse, but gas mileage sucked.
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Old 10-01-2005, 12:19 AM   #4
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one tank shouldn't hurt
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Old 10-01-2005, 02:00 AM   #5
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Just stay out of the boost and your fine. . . ...
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Old 10-01-2005, 09:21 AM   #6
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The knock sensor should read any knock and retard timing to compensate.

You shouldn't have any problems except lower power and lower mileage.
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Old 10-04-2005, 09:38 PM   #7
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my mom has 80 on hers, and it has not seen a tank of premium in 70K miles. 98ssei.
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Old 10-04-2005, 09:42 PM   #8
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Quote:
Originally Posted by optmusprimer
i had a tank of 87 4 or five fill ups ago, and it didnt noticeably run worse, but gas mileage sucked.
same prob except it was glad to have that 93 back
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Old 10-05-2005, 12:15 AM   #9
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Quote:
Originally Posted by Falcon123
my mom has 80 on hers, and it has not seen a tank of premium in 70K miles. 98ssei.
That'* one car I'd never buy.
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Old 10-05-2005, 11:24 AM   #10
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Quote:
Originally Posted by willwren
Quote:
Originally Posted by Falcon123
my mom has 80 on hers, and it has not seen a tank of premium in 70K miles. 98ssei.
That'* one car I'd never buy.
No kidding. Talk about trying to second-guess the engineers.
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