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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.

Slight "buck" at highway speeds.

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Old 07-22-2003 | 09:17 AM
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Default Slight "buck" at highway speeds.
Folks, My 1995 has a slight "buck" at highways speeds. This does not happen often. The car recently had new plugs, wires, and 1 coil installed. All the coils check ok. What else could it be?
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Old 07-22-2003 | 12:37 PM
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Default buck at 55
I have the same problem... i've Installed New plugs, O2 sensor. Will be changing injectors this weekend. I let you know if this works.

Steve
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