Home› Electrical, Lighting and Body > Relays› Standard Ignition RY-1057 Door Lock Relay
Standard Ignition RY-1057 Door Lock RelayOE Quality 60-Day Returns
Part #: RY-1057

Standard Ignition RY-1057 Door Lock Relay

137 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$82.57Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, GMC, Cadillac, Oldsmobile, Pontiac, and Buick, Cavalier, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, Express 1500, Express 2500, Express 3500, Savana 1500, Savana 2500, Savana 3500, C2500, C3500, K2500, K3500, C1500, K1500, Beretta, Caprice, G30, G3500, Seville, Corsica, G1500, G2500, Achieva, DeVille, Bonneville, Electra, and 98
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Door Lock Relay options

Reliable Door Lock Relay for Select GM Vehicles

The Standard Ignition RY-1057 door lock relay is designed to provide dependable electrical control for door locking systems in various Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models. Engineered to meet OEM specifications, this 12-volt relay ensures consistent accessory relay function for your vehicle's door lock circuits.

  • Amperage rating: 20 amps for stable current handling
  • Single female rectangular connector for secure connection
  • Six male blade terminals for reliable electrical contact
  • 12-volt operation compatible with standard automotive systems
  • Accessory relay function tailored for door lock applications

Technical Details and Compatibility

The Standard Ignition RY-1057 door lock relay features a 20 amp amperage rating suitable for continuous accessory relay use, although it is not rated for continuous duty. It includes one female rectangular connector and six male blade terminals, ensuring a precise fit and secure electrical connection. This relay is designed without a mounting bracket, allowing for flexible installation in the vehicle's existing relay housing.

This relay is compatible with a range of GM vehicles, including Cadillac DeVille and Seville, Chevrolet C1500, C2500, C3500, Silverado 1500, 1500 HD, 2500, 2500 HD, 3500, Cavalier, Corsica, and Express 1500, 2500, 3500 models. It also fits GMC K1500, K2500, K3500, Savana 1500, 2500, 3500, and Oldsmobile Achieva and Pontiac Bonneville models.

Common Applications and Problem Resolution

  • Restores proper door lock relay function in Cadillac DeVille and Seville models
  • Resolves intermittent or non-functioning door lock issues in Chevrolet Silverado and Express series
  • Replaces faulty accessory relays causing door lock malfunctions in GMC K and Savana trucks
  • Addresses electrical relay failures in Oldsmobile Achieva and Pontiac Bonneville door lock systems
  • Ensures consistent power delivery to door lock actuators across compatible GM vehicles

Installation Notes and Tips

  • Verify vehicle compatibility with the Standard Ignition RY-1057 part number before installation
  • Ensure the relay connector and terminals match the vehicle’s existing wiring harness
  • Disconnect the battery before replacing the relay to prevent electrical shorts
  • Install the relay in the designated relay panel or fuse box location without forcing the connector
  • Test door lock operation after installation to confirm proper function

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The RY-1057 door lock relay undergoes rigorous quality control to ensure reliable performance in electrical systems. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandStandard Ignition
Part NumberRY-1057
Amperage Rating20 A
Connector GenderFemale
Connector ShapeRectangular
ContentsRelay
Continuous DutyNo
FunctionsAccessory Relay
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 137 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2002ChevroletCavalierN/A
2002ChevroletSilverado 1500N/A6 Term.
2002ChevroletSilverado 1500 HDN/A6 Term.
2002ChevroletSilverado 2500N/A6 Term.
2002ChevroletSilverado 2500 HDN/A6 Term.
2002ChevroletSilverado 3500N/A6 Term.
2001ChevroletC1500N/A
2001ChevroletCavalierN/A
2001ChevroletExpress 1500N/A
2001ChevroletExpress 2500N/A
2001ChevroletExpress 3500N/A
2001ChevroletSilverado 1500N/A
2001ChevroletSilverado 1500 HDN/A
2001ChevroletSilverado 2500N/A6 Term.
2001GMCSavana 1500N/A
2001GMCSavana 2500N/A
2001GMCSavana 3500N/A
2000ChevroletC2500N/A6 Term.
2000ChevroletC3500N/A6 Term.
2000ChevroletCavalierN/A
2000ChevroletExpress 1500N/A
2000ChevroletExpress 2500N/A
2000ChevroletExpress 3500N/A
2000ChevroletK2500N/A6 Term.
2000ChevroletK3500N/A6 Term.
2000ChevroletSilverado 1500N/A6 Term.
2000ChevroletSilverado 2500N/A6 Term.
2000GMCSavana 1500N/A
2000GMCSavana 2500N/A
2000GMCSavana 3500N/A
1999ChevroletC1500N/A6 Term.
1999ChevroletC2500N/A6 Term.
1999ChevroletC3500N/A6 Term.
1999ChevroletCavalierN/A
1999ChevroletExpress 1500N/A
1999ChevroletExpress 2500N/A
1999ChevroletExpress 3500N/A
1999ChevroletK1500N/A6 Term.
1999ChevroletK2500N/A6 Term.
1999ChevroletK3500N/A6 Term.
1999ChevroletSilverado 1500N/A6 Term.
1999ChevroletSilverado 2500N/A6 Term.
1999GMCSavana 1500N/A
1999GMCSavana 2500N/A
1999GMCSavana 3500N/A
1998ChevroletC1500N/A6 Term.
1998ChevroletC2500N/A6 Term.
1998ChevroletC3500N/A6 Term.
1998ChevroletCavalierN/A
1998ChevroletExpress 1500N/A
1998ChevroletExpress 2500N/A
1998ChevroletExpress 3500N/A
1998ChevroletK1500N/A6 Term.
1998ChevroletK2500N/A6 Term.
1998ChevroletK3500N/A6 Term.
1998GMCSavana 1500N/A
1998GMCSavana 2500N/A
1998GMCSavana 3500N/A
1997ChevroletC1500N/A6 Term.
1997ChevroletC2500N/A6 Term.
1997ChevroletC3500N/A6 Term.
1997ChevroletCavalierN/A
1997ChevroletExpress 1500N/A
1997ChevroletExpress 2500N/A
1997ChevroletExpress 3500N/A
1997ChevroletK1500N/A6 Term.
1997ChevroletK2500N/A6 Term.
1997ChevroletK3500N/A6 Term.
1997GMCSavana 1500N/A
1997GMCSavana 2500N/A
1997GMCSavana 3500N/A
1996ChevroletC1500N/A6 Term.
1996ChevroletC2500N/A6 Term.
1996ChevroletC3500N/A6 Term.
1996ChevroletCapriceN/A6 Term.
1996ChevroletCavalierCoupeN/A
1996ChevroletCavalierSedanN/A
1996ChevroletExpress 1500N/A6 Term.
1996ChevroletExpress 1500N/A
1996ChevroletExpress 2500N/A6 Term.
1996ChevroletExpress 2500N/A
1996ChevroletExpress 3500N/A6 Term.
1996ChevroletExpress 3500N/A
1996ChevroletG30N/A6 Term.
1996ChevroletG30N/A
1996ChevroletK1500N/A6 Term.
1996ChevroletK2500N/A6 Term.
1996ChevroletK3500N/A6 Term.
1996GMCG3500N/A
1996GMCSavana 1500N/A
1996GMCSavana 2500N/A
1996GMCSavana 3500N/A
1995CadillacSevilleN/A
1995ChevroletCapriceN/A6 Term.
1995ChevroletCavalierCoupeN/A6 Term.
1995ChevroletCavalierSedanN/A6 Term.
1995ChevroletCorsicaN/A6 Term.
1995GMCG1500N/A
1995GMCG2500N/A
1995GMCG3500N/A
1995OldsmobileAchievaN/A
1994CadillacDeVille4.6LV8N/A6 Term.
1994CadillacSevilleN/A
1994ChevroletCapriceN/A6 Term.
1994ChevroletCavalierCoupeN/A
1994ChevroletCavalierSedanN/A
1994ChevroletCavalierWagonN/A
1994ChevroletCorsicaN/A6 Term.
1994OldsmobileAchievaN/A
1993CadillacDeVilleN/A6 Term.
1993CadillacSevilleN/A
1993ChevroletCapriceN/A6 Term.
1993ChevroletCavalierCoupeN/A
1993ChevroletCavalierSedanN/A
1993ChevroletCavalierWagonN/A
1993ChevroletCorsicaN/A
1993OldsmobileAchievaN/A
1992CadillacDeVilleN/A6 Term.
1992ChevroletCapriceN/A6 Term.
1992ChevroletCavalierCoupeN/A
1992ChevroletCavalierSedanN/A
1992ChevroletCavalierWagonN/A
1992ChevroletCorsicaN/A6 Term.
1992OldsmobileAchievaN/A
1991ChevroletCapriceN/A6 Term.
1991ChevroletCorsicaN/A6 Term.
1991PontiacBonnevilleN/A
1990ChevroletCorsicaN/A
1990Oldsmobile98N/A
1990PontiacBonnevilleN/A
1989ChevroletCorsicaN/A
1989Oldsmobile98N/A
1989PontiacBonnevilleN/A
1988ChevroletCorsicaN/A
1988Oldsmobile98N/A
1988PontiacBonnevilleN/A
1987ChevroletCorsicaN/A

* 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:

1988488922722AR6563R6563

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