S10/T10 Blazer 4WD V6-262 4.3L VIN W CPI (1992)
Blower Noise
BLOWER NOISE
A constant air rush noise is typical of all heater systems when operating on "HIGH" blower. Some systems and modes may be louder than others. If
possible, check a similar vehicle to determine whether the noise Is typical or excessive. For diagnosis of excessive blower noise, refer to accompanying
figures.
