P1554moderate severityPowertrain
Cruise Engaged Circuit High Voltage
on 2007 Cadillac Escalade 6.2L V8 · 4WD
What this code means
The PCM detected high voltage on the cruise control engaged circuit when cruise should not be active.
Symptoms
- Cruise control activating unexpectedly
- Check Engine Light
- Cruise control inoperative
- Vehicle speed changes without input
Common causes
- Faulty cruise control switch
- Short to voltage in cruise control circuit
- Faulty cruise control module
- Damaged wiring
Diagnostic steps
- Test cruise control switch
- Check circuit voltage
- Inspect wiring for shorts to power
- Test cruise control module
Repair notes
Repair shorted wiring or replace cruise control switch/module.
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Bluetooth code reader (~$25)
Veepeak OBDCheck BLE →
Pairs with your phone — reads and clears codes, live data.
Serious DIY (~$100)
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
Shop-grade tablet (~$300+)
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
As an Amazon Associate, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1