2 OEM GM Multi-Purpose Relay D1786C / 19116057 Fuel Pump A/C Fan Horn

This listing is for two (2) New OEM GM multi-purpose computer control relays. These relays are commonly used as A/C compressor relays, fuel pump relays, cooling fan relays, fog lamp relays, and horn relays.

Usage will vary. Vehicles may use one or more of these relays depending on configuration.
Please match terminal layout, relay size, and diagram to the original relay being replaced before purchasing.

Part Numbers

• Current GM Part Number: 19116057
• Current ACDelco Part Number: D1786C

Replaces & Supersedes GM Part Numbers:
12135170, 15393412, 19115080, 13502679, 12088567, 12135034, 12193606, 89046660, 19115083, 15328866, 19116963, 13500127, 13500114

Replaces ACDelco: 15-8571, 15-8707, 15-80453, 15-50688
Aftermarket Interchange: SMP RY601, Airtex 1R1056, Wells 19264

Specifications

Vehicle Compatibility

Buick: Enclave (2018), LeSabre (2002–2004), Lucerne (2008–2011), Park Avenue (1994–1995), Riviera (1995–1997)

Cadillac: DTS (2008–2011), ELR (2016), Escalade / ESV (2011–2016), Escalade EXT (2011–2013), SRX (2010–2016)

Chevrolet: Astro (2000–2005), Avalanche (2011–2013), Blazer (1998–2005), Camaro (2010–2015), Colorado (2011–2012), Corvette (1999–2018), Cruze (2011–2014), Equinox (2017), Express Vans (2008–2018), Impala (2009–2013), Malibu (2009–2012), Orlando (2012–2014), S10 (1998–2004), Silverado 1500/2500HD/3500HD (2010–2018), Suburban (2011–2016), Tahoe (2011–2016), Traverse (2018), Volt (2013–2015)

GMC: Canyon (2011–2012), Jimmy (1998–2005), Safari (2000–2005), Savana Vans (2008–2018), Sierra 1500/2500HD/3500HD (2010–2018), Sonoma (1998–2004), Terrain (2017), Yukon / Yukon XL (2011–2016)

Other: Hummer H3 / H3T (2007–2010), Oldsmobile 88 / 98 (1994–1995), Aurora (1995–2003), Bravada (1998–2001), Pontiac Bonneville (1994–2002), Saab 9-4X (2011)

Common Relay Functions