• 83.00 General132
• 83.10 Ventilation66
• 83.20 Heating25
• 83.25 Automatic heater12
• 83.30 Air conditioning56
• 83.40 Air conditioning (automatic)155
• 83.50 Rear air-conditioning55
• 83.55 A/C compressor71
• 83.57 Temperature control25
• 83.60 Rear heater2
• 83.65 Refrigeration units1
• 83.70 Auxiliary/supplementary heater220
• 83.75 Residual engine heat utilization system1
• 83.80 Fragrance system4