Illumination Relay (PartTerminologyID 3500): Instrument Panel and Dashboard Lighting Supply
Illuminated Entry Relay (PartTerminologyID 3496): Interior Lamp Supply, Timed Shutoff Circuit
Ignition Warning Relay (PartTerminologyID 3492): Ignition-On Warning System Supply, Key-In Chime Circuit, and Differentiation from the Ignition Relay and Ignition Feed Relay
Ignition Feed Relay (PartTerminologyID 3488): Secondary Ignition Supply Branch, Load-Specific Feed Circuit, and Differentiation from the Ignition Relay and Ignition Accessory Relay
Ignition Accessory Relay (PartTerminologyID 3484): Accessory Position Load Supply, Run-Mode Continuation, Retained Accessory Power, and Differentiation from the Ignition Relay
Ignition Relay (PartTerminologyID 3480): Switched Ignition Supply Circuit, ECM Load Sequencing, Run vs. Crank Contact Configuration, and Contact Current Rating
Idle Speed Control Relay (PartTerminologyID 3472): Where Idle Air Control Valve Supply, ECM Command Path, and Differentiation from the Idle Up Relay Solenoid
Horn Relay (PartTerminologyID 3468): Where Horn Coil Current Supply, Horn Button Ground Path, Stuck-Closed Safety Diagnosis, and Dual-Horn Circuit Architecture Determine
Center High Mount Stop Light Relay (PartTerminologyID 3452): Where CHMSL Independent Circuit Architecture, Stop Switch Interaction, and Safety Inspection Compliance
HVAC Heater Blower Relay (PartTerminologyID 3448): Where Blower Motor High-Current Supply, Resistor Bypass at High Speed, and Differentiation from the HVAC Heater Relay
HVAC Heater and HVAC Delay Relay (PartTerminologyID 3445): Where Combination Heater Supply and Post-Ignition Timer, Dual-Function Failure Modes, and Differentiation from Discrete HVAC Heater Relay
HVAC Heater Relay (PartTerminologyID 3444): Where Heater Core Coolant Valve Circuit, Supplemental PTC Element Supply, and Differentiation from the HVAC Heater Blower Relay
Heated Windshield Relay (PartTerminologyID 3440): Where Front Windshield Element Circuit, Very High Contact Current Rating, BCM Timed Cut-Off, and Differentiation from the Window Defroster Relay
Heated Seat Relay (PartTerminologyID 3436): Where Seat Heating Element Circuit, Multi-Zone Temperature Control, Thermistor Interlock, and Per-Seat Relay Assignment
Window Defroster Relay (PartTerminologyID 3432): Where Rear Defroster Grid High-Current Supply, BCM Timed Cut-Off, Heated Mirror Interlock, and Contact Resistance Diagnosis Determine Correct Fitment
Heated Mirror Relay (PartTerminologyID 3428): Where Mirror Heating Element Circuit, Rear Defroster Interlock, and BCM Activation Logic Determine Correct Diagnosis and Fitment
Headlight Actuator Relay (PartTerminologyID 3420): Where Aim Actuator Circuit, Adaptive Lighting Control, and Differentiation from the Headlight Motor Relay Determine Correct Diagnosis and Fitment
Headlight Washer Relay (PartTerminologyID 3412): Where Washer Pump Circuit, Headlight-On Enabling Condition, and Windshield Wiper Interlock Determine Correct Diagnosis and Fitment
Headlight Motor Relay (PartTerminologyID 3408): Where Pop-Up Motor Direction Control, Stall Current Rating, Limit Switch Interaction, and Relay Pair Architecture Determine Correct Diagnosis
