🚚Flat Rate Shipping$299.00 to commercial addresses🛡Up to 5-Year WarrantyUnlimited miles on qualifying units📞Expert SupportMon–Fri 9AM–7PM · Sat 11AM–4PM🔄No Core Charge — 30 DaysTransmissions only · Keep your old unit🔍 Find Your Part▾Part Type- Select Part Type -EngineTransmissionMake- Select Make -AM GeneralAcuraAlfa RomeoAudiBMWBritish LeylandBuickCadillacChevroletChryslerDaewooDaihatsuDodgeEagleFiatFordFreightlinerGMCGenesisGeoHondaHummerHyundaiInfinitiInternationalIsuzuJaguarJeepKiaLand RoverLexusLincolnMazdaMercedes-BenzMercuryMiniMitsubishiNissanOldsmobilePeugeotPlymouthPontiacPorscheRenaultRoverSaabSaturnScionSmartSubaruSuzukiToyotaVolkswagenVolvoWorkhorseYugoModel- Select Model -1000 Van1500 Pickup1500 Van2500 Pickup2500 Van3500 Pickup3500 VanAcadiaCanyonEnvoyEnvoy XLEnvoy XUVForward ControlP3500SafariSavana 1500Savana 2500Savana 3500Sierra 1500Sierra 2500Sierra 3500Sierra DenaliSierra Denali 1500Sierra Denali 2500Sierra Denali 3500SonomaSprintSycloneTerrainTyphoonW3500 ForwardW4500 ForwardYukonYukon XL 1500Yukon XL 2500Year- Select Year -2000199919981997199619951994199319921991199019891988198719861985198419831982198119801979197819771976197519741973197219711970196919681967Options - Select Options -- Display All Options -AT, model VIN C (5th digit, 4x2), TH400, 6 cylinderAT, model VIN C (5th digit, 4x2), TH400, 8 cylinder, 8-305 (5.0L)AT, model VIN C (5th digit, 4x2), TH400, 8 cylinder, 8-350 (5.7L)AT, model VIN C (5th digit, 4x2), TH400, 8 cylinder, 8-379 (6.2L, diesel)AT, model VIN C (5th digit, 4x2), TH700, dieselAT, model VIN C (5th digit, 4x2), TH700, gasoline, auxiliary valve bodyAT, model VIN C (5th digit, 4x2), TH700, gasoline, w/o auxiliary valve bodyAT, model VIN K (5th digit, 4x4), TH400, 6 cylinderAT, model VIN K (5th digit, 4x4), TH400, 8 cylinder, dieselAT, model VIN K (5th digit, 4x4), TH400, 8 cylinder, gasolineAT, model VIN K (5th digit, 4x4), TH700, dieselAT, model VIN K (5th digit, 4x4), TH700, gasoline, auxiliary valve bodyAT, model VIN K (5th digit, 4x4), TH700, gasoline, w/o auxiliary valve bodyAT, model VIN R (5th digit, 4x2), TH400AT, model VIN R (5th digit, 4x2), TH700, dieselAT, model VIN R (5th digit, 4x2), TH700, gasoline, ECU equippedAT, model VIN R (5th digit, 4x2), TH700, gasoline, w/o ECU equippedMT, 4 speed, 4x2, model VIN C (5th digit)MT, 4 speed, 4x2, model VIN R (5th digit)MT, 4 speed, 4x4, (model VIN K, 5th digit)MT, 5 speed, 4x2MT, 5 speed, 4x4🔍 Search Parts✅ Why Car Part Planet🛡Up to 5-Year WarrantyUnlimited miles on personal vehicles 2001+🚚Flat Rate Shipping$299 commercial · $99 liftgate fee residential🔄No Core Charge — 30 DaysKeep your old transmission up to 30 days🔍QA InspectedEvery unit passes quality checks before shipping📞Live Specialist SupportMon–Fri 9AM–7PM · Sat 11AM–4PM EST🔧Direct ReplacementExact-fit transmissions for your vehicleGMC 2500 Pickup 1988 transmissionsUsed & Remanufactured · 1988📅 Select Year to Refine ResultsAll Years2000199919981997199619951994199319921991199019891988198719861985198419831982198119801979197819771976197519741973197219711970196919681967👨🔧Not sure which transmission fits your 2500 Pickup?Our specialists will match the exact unit for your year, engine, and drivetrain — free of charge.📞 (888) 412-2772Habla Español — (888) 412-2773