Wondering is there is a test procedure to determine why the A/C clutch will not engage. 2002 Silverado 3500 LT Symptoms: No cold air, A/C light on dash will light, fan door appears to work from dash to foot to mix to defrost positions. Known: Freon charge is good, fuses (inside drivers...

AC off, The AC clutch turns on and off every 30 seconds or so, whats up with that? AC on, no change and no cold air. Ideas?

Hello All, So has anyone had any luck in figuring out what is causing the battery drain issue son our trucks? I've googled the issue until my fingers have bleed and still have not found an answer. In the mean time I will continue to troubleshoot and take readings.

So my 5.3 vortec dropped oil pressure to 0 put new oil pump timing chain pick up tube oring it was really gunked up so cleaned all that put new sending unit in with screen started it up it went up to 60pounds then after driving it 15 or 20 miles it goes to 0 I took off intake and valve covers...

86 w/a 350. Converted to R134a years ago. Been charged and working since then. Had a small leak recently. Usually I can charge it this time a year and only have to add a can or so through out the summer. Went to pull a vac on it, but wouldn't take the freon. Here's what I've done: - Borrowed...