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S15/T15 Sonoma P/U 2WD V6-4.3L VIN X
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Scan Tool Data, Normal Values and Definitions
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Scan Tool Data Definitions - Powertrain Systems
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Rich/Lean BN 2
Rich/Lean BN 2
Rich/Lean
: The rich/lean bank 2 parameter indicates the oxygen content in the exhaust gases in bank 2. Rich indicates low oxygen content, lean indicates high oxygen content.