Model: GMC ACADIA. GMC ACADIA 17 VIN Z (11th digit), 3.6L, (VIN S, 8th digit, opt LGX), heavy duty cooling (opt V08). GMC ACADIA 18-21 3.6L, (VIN S, 8th digit, opt LGX), heavy duty cooling (opt V08). GMC ACADIA 22-23 3.6L (VIN S, 8th digit, opt LGX), heavy duty cooling (opt V08).
