HomeBelts and Cooling > RelaysStandard Ignition RY-145 Engine Cooling Fan Motor Relay
Part #: RY-145

Standard Ignition RY-145 Engine Cooling Fan Motor Relay

⚙️ 29 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Chevrolet, Buick, GMC, Oldsmobile, and Pontiac, Caravan, Grand Caravan, Monte Carlo, Century, Regal, Chevette, El Camino, Caballero, Calais, Cutlass Ciera, Acadian, and T1000
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Reliable Engine Cooling Fan Motor Relay for Select GM and Dodge Models

The Standard Ignition RY-145 Engine Cooling Fan Motor Relay is designed to ensure proper operation of your vehicle's coolant fan system. Compatible with various Buick, Chevrolet, Dodge, Oldsmobile, and Pontiac models, this relay supports efficient engine cooling and helps maintain optimal engine temperature.

  • Amperage rating of 20 amps for consistent electrical performance
  • Female connector with a single square-shaped connection point
  • Includes mounting bracket(s) for secure installation
  • Five male blade terminals for reliable electrical contact
  • Operates at 12 volts, matching standard automotive electrical systems
  • Specifically designed as a coolant fan relay to control engine cooling fans

Technical Details and Compatibility

The RY-145 relay from Standard Ignition is engineered to meet the electrical demands of engine cooling fan systems in select vehicles. Its 20 amp amperage rating ensures it can handle the current required to activate the coolant fan without overheating or failure. The relay features a female connector with a square shape and a single connection point, paired with five male blade terminals for secure and efficient electrical connections. The included mounting bracket(s) facilitate straightforward installation and stable positioning within the engine compartment.

This relay is compatible with a range of vehicles including Buick models like the Century and Regal, Chevrolet models such as the El Camino and Monte Carlo, Dodge Grand Caravan, Oldsmobile Cutlass Ciera, Pontiac Calais and T1000, and the Acadian and Chevette. The Standard Ignition RY-145 is a direct replacement part designed to maintain factory specifications and performance.

Common Applications and Problem Resolution

  • Restores proper operation of the engine cooling fan system
  • Prevents engine overheating caused by fan relay failure
  • Eliminates intermittent fan operation or no fan activation
  • Resolves electrical issues related to faulty relay terminals or connectors
  • Ensures consistent voltage supply to the coolant fan motor

Installation Notes and Tips

When installing the Standard Ignition RY-145 relay, ensure the vehicle's ignition is off and the battery is disconnected to avoid electrical hazards. Use the included mounting bracket(s) to secure the relay firmly in place, preventing vibration-related damage. Verify the connector orientation matches the female square connector on the relay and confirm all five blade terminals are properly seated. After installation, test the cooling fan operation to confirm the relay is functioning correctly.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The RY-145 Engine Cooling Fan Motor Relay undergoes rigorous quality control to ensure consistent operation under normal driving conditions. Please refer to Standard Ignition's warranty policy for specific coverage details related to this relay.

BrandStandard Ignition
Part NumberRY-145
Amperage Rating20 A
Connector GenderFemale
Connector ShapeSquare
ContentsRelay
FunctionsCoolant Fan Relay
Mounting Bracket(s) IncludedYes
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 29 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1994DodgeCaravanN/ARear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch.
1994DodgeGrand CaravanN/ARear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch.
1993DodgeCaravanN/ARear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch.
1993DodgeGrand CaravanN/ARear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch.
1992DodgeCaravanN/ARear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch.
1992DodgeGrand CaravanN/ARear window defogger module connector compatible with rear HVAC floor mode door actuator harness and power seat switch.
1988ChevroletMonte CarloN/A
1987BuickCentury3.8LV6N/APower; Fan Control; 5 Term.
1987BuickRegalN/A
1987ChevroletChevette1.6LL4N/A
1987ChevroletEl CaminoN/A
1987ChevroletMonte CarloN/A
1987OldsmobileCalais2.3LL4N/A
1987OldsmobileCutlass Ciera3.8LV6N/AFan Control; 5 Pin
1987PontiacAcadian1.6LL4N/A
1987PontiacAcadianN/A
1987PontiacT1000N/A
1986BuickCentury3.8LV6N/APower; Fan Control; 5 Term.
1986BuickRegalN/A5 Pin
1986ChevroletChevette1.6LL4N/A
1986ChevroletChevette1.8LL4N/A
1986ChevroletEl CaminoN/A
1986ChevroletMonte CarloN/A
1986OldsmobileCutlass Ciera2.8LV6N/A5 Pin
1986OldsmobileCutlass Ciera3.8LV6N/A5 Pin
1986PontiacAcadian1.6LL4N/A
1986PontiacAcadianN/A
1986PontiacT1000N/A
1985OldsmobileCutlass Ciera2.8LV6N/AFan Control; 5 Term.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1239525915-8230192421R103935743437310956-1535AR511AR745MT0504R3256RAA1299

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.