1995 Chevrolet S10 Pickup Owner's Manual - Page 201

Engine Fan Noise This vehicle has a clutched engine cooling When the clutch is engaged, fan. the fan spins faster to provide more air to cool the engine. most every day In driving conditionsthe clutch is not engaged. Thisimproves fuel economy and reduces fan noise. Under heavy vehicle loading, trailer towing and/or high outside temperatures, the fan speed increases when the clutch engages. So you may hear an increase in fan noise. This isnormal and should not be mistaken as the transmission slipping or making extra shifts. It is merely the cooling system functioning properly. The fanwill slow down when additional cooling is not required and the clutch disengages. You may also hear this fan noise when you start the engine.It will go away as thefan clutch disengages. if a Tire Goes Flat It's unusual for atire to "blow out" while you're driving, especially if you likely to maintain your tires properly. If air goes outof a tire, it's much more leak outslowly. But if you should ever have a "blowout,"here are a few tips about what to expect and what to do: If a fronttire fails, the flat tire will create a drag that pulls the vehicle toward that side. Take your foot off the accelerator pedal and grip the steering wheel firmly. Steer to maintain lane position, then gently brake to a stop well out of the traffic lane. A rear blowout,particularly on a curve,acts much like a skid and may require thesame correction you'd use ina skid. In any rear blowout, remove your foot fromthe accelerator pedal. Get the vehicle under control by steering the way you want the vehicle to go. It may be very bumpy and noisy, but you can still steer. Gently brake to a stop, well off the road if possible. If a tire goes flat, the next part shows how to useyour jacking equipmentto change aflat tire safely. 5-18