Home » Engine Start Stop Cancel Plug for Cadillac XT4 2018-2021 With Memory Mode

Engine Start Stop Cancel Plug for Cadillac XT4 2018-2021 With Memory Mode

SKU: 1005013127325749-for XT4 2018-2021
Color
€12,47
-41% €21,21 €12,47

Silence the automatic stop-and-go interruptions that jar your engine and drain your battery every time you pause at intersections. This dedicated cancellation plug converts your factory ignition system into a memory-mode configuration, permanently deactivating the auto start-stop function until you choose to re-enable it. Designed exclusively for the Cadillac XT4 model years 2018 through 2021, the pre-routed harness intercepts the signal between your dashboard switch and the vehicle control module. Once connected, your drive cycle initiates with the system already disabled, eliminating repetitive engine cranking and safeguarding critical components during city driving and daily commutes.

Benefits & Practical Tips

  • Engine Protection: Repeated cold starts accelerate internal wear and increase fuel consumption. Bypassing the default cycling preserves your starter motor and reduces mechanical stress.
  • Battery Longevity: Continuous stop-start sequences rapidly deplete charge levels on modern AGM and lead-acid batteries. This harness maintains stable voltage and delays premature power-plant replacement.
  • Memory Setup Routine: After wiring, start the engine while holding the brake pedal down and wait three to six seconds without touching the switch. When the indicator lamp glows red, the permanent off-state is successfully locked. You can still press the switch briefly if you need the system active for a specific drive cycle.

Product Specifications

  • Vehicle Compatibility: Cadillac XT4 (2018–2021)
  • Primary Function: Disables factory automatic start-stop activation
  • Interface Type: Factory-style plug-in harness connector
  • Activation Method: Firmware-level deactivation via initial ignition sequence
  • Component Material: Automotive-grade insulated wiring with corrosion-resistant contacts

Package Includes

  • One (1) suspension harness cable assembly
  • One (1) precision interior trim removal tool
  • Step-by-step installation reference sheet

Important Reminders

This upgrade requires your original dashboard A-OFF toggle to be present; vehicles without the stock button cannot accommodate the harness. Verify your interior switch layout matches the target trim before removing panel covers. If you are unfamiliar with disconnecting factory connectors or routing under-dash cables, professional automotive assistance is recommended to prevent accidental sensor interference.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. Delivering dependable automotive solutions and honest service to everyday drivers since 2002 at intercyprus.com.