Standard & Poor's today affirmed its rating based on public information, or 'pi' rating, on Suzuki Motor Corp at single-'Api'. The affirmation follows the September 14 announcement by General Motors Corp. (A/Stable/A-1) of a plan to increase its stake in Suzuki from the current 10% to 20% by early 2001 and to strengthen cooperation between the two companies in the small car segment.