| Symptom | Diagnostic procedure | Also check for | 
| Set speed, does not cancel when main switch is pushed OFF | 
	Check main switch (see page 4-46)Check control unit (see page 4-44) | Short to power in the LT GRN wire. | 
| Set speed, does not cancel when CANCEL button is pushed | 
	Check SET/RESUME/CANCEL switch (see page 4-46)Check control unit (see page 4-44) | Open circuit, loose or disconnected terminals: GRY/RED, LT GRN/BLK | 
| Set speed will not resume when RESUME button is pushed (with main switch on, when set speed is temporarily cancelled) | 
	Check SET/RESUME/CANCEL switch (see page 4-46)Check control unit (see page 4-44) | Open circuit, loose or disconnected terminals: LT GRN/BLK | 
| The transmission shifts down slower than normal when going up a hill with the cruise control on (A/T) | 
	Troubleshoot the cruise control communication circuit (see page 4-43) |  |