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Home >> GMC >> 1990 >> Forward Control 3.9 L >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Specifications >> Mechanical Checks >> V6 Valve Arrangement >> 2.8L (VIN R)

2.8L (VIN R)

Left Bank - E-I-I-E-I-E (Front-to-rear).

Right Bank - E-I-E-I-I-E (Front-to-rear).