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International Automotive Technicians Network
Re: GM Y engine 84-86 models waived from CAsmog
Posted to Open Discussion Forum on 10/9/1997 3 Replies

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1. EPA Pattern Failure Summary, dated February 1988 states: ++++++++++++++++++++++++++++++++++

"Causes:(1) To improve the hot restart performance, vehicle operates open-loop with enriched fuel meter... Login to read more.

3 Replies Received (View Replies)