Operation CHARM
: Car repair manuals for everyone.
Home
>>
Saturn
>>
2002
>>
SC2 L4-1.9L DOHC VIN 7
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Fuel Delivery and Air Induction
>>
Description and Operation
>>
Fuel System
>>
Factors That Affect Fuel Economy
>>
Vehicle Wind Resistance
Vehicle Wind Resistance
More wind "drag" means less fuel economy. Thus, hang on luggage carriers, car toppers, open windows, open sunroof and/or an open trunk mean less fuel economy.