Quote Originally Posted by babkalakal View Post
sa description ninyo ng symptoms malaking posibilidad na slipping compressor clutch nga. pwede mo paandarin ang kotse together with the aircon. tapos silipin mo yung compressor. have someone sa loob ng kotse cycle on/off yung manual compressor switch and see for slippage lalo na at idle speed.

my wife used to own a city gm 2009. ang aircon cleaning nya pwedeng di baklas dashboard. una may cabin filter sya pangalawa lahat ng blower assembly kayang hugutin mula sa front passenger footwell. hth
Noted sir. Isa pala sa naobserve ko kanina, habang nasa traffic, biglang bababa ng sobra ang menor (~500rpm) tapos tataas ulit (~900rpm).

Maraming salamat sa tip sir. Kung slipping compressor clutch problema, dalhin ko nalang ng aircon shop.