69 A/C Clutch Relay Circuit Open Indicated

Make
GM (1982-1995)
Category
Powertrain - Computer and Auxiliary Controls
Severity
Check Engine Light
Applies to
1988-1995 C/K trucks, Camaro, Corvette, Caprice

How to read it

Code 69 reads as 6 flashes, pause, 9 flashes on the check-engine light. Jump terminals A and B on the ALDL connector with the key off, then turn the key on with the engine off and count the check-engine flashes.

What does GM code 69 mean?

69. A/C Clutch Relay Circuit Open Indicated. This code sets when your vehicle computer detects a/c clutch relay circuit open indicated.

Common causes of 69

How to fix 69

  1. Read codes with a paperclip jumper
  2. Check the A/C fuse first
  3. Swap the relay with an identical one and retest
  4. Check for battery voltage at the relay socket
  5. Trace the open wire back to the ECM
  6. Replace the relay or repair wiring then verify engagement

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