FixVault
Home
›
GMC
›
2001
›
C3500 HD 6.5 F, Automatic
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - 6.5L - Troubleshooting
›
Intermittent Conditions
›
Additional Checks
Additional Checks
Check for an open diode across the A/C compressor clutch and for other open diodes.