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Home >> GMC >> 1997 >> Jimmy 2D Utility, RWD, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Description >> Shift (M/T)

Shift (M/T)

Light comes on to tell driver when to upshift for best fuel economy. PCM/VCM monitors engine speed, load and throttle position for light control. PCM/VCM grounds light if parameters are met.