General Motors Engine Guide

We’ve compiled the most comprehensive guide of General Motors engines used around the world. This guide will be updated on a regular basis and is a continuous work-in-progress.

If you notice any inaccuracies, please let us know here.

Car And Crossover Engines

Four-Cylinder Engines
1.2L Ecotec I4 LL0

  • RPO Code: LL0
  • Engine family: Family 0
  • Layout and cylinder count: inline 4
  • Displacement: 1249 cc
  • Manufacturing site: Changwon, South Korea
  • Current vehicle applications: Chevrolet Spark
  • Power (hp/kW) @ RPM: 83 / 64 @ 6300
  • Torque (lb-ft/Nm) @ RPM 83 / 113 @ 4200
1.4L Ecotec I4 LUU

  • RPO Code: LUU
  • Engine family: Family 0
  • Layout and cylinder count: inline 4
  • Displacement: 1398 cc
  • Manufacturing site: Aspern, Austria; Flint, Michigan
  • Current vehicle applications: Chevrolet/Holden Volt, Opel/Vauxhall Ampera
  • Power (hp/kW) @ RPM: 84 / 63 @ 4800
  • Torque (lb-ft/Nm) @ RPM: N/A
  • Note: acts as engine-generator within the first-generation Voltec powertrain
1.4L Turbocharged Ecotec I4 LUJ/LUV

  • RPO Code: LUJ/LUV
  • Engine family: Family 0
  • Layout and cylinder count: inline 4
  • Displacement: 1364 cc
  • Manufacturing site: Aspern, Austria; Flint, Michigan
  • Power (hp/kW) @ RPM: 138 / 103 @ 4900
  • Torque (lb-ft/Nm) @ RPM: 148 / 200 @ 1850 (automatic); 148 / 200 @ 2500 (manual)
  • Current vehicle applications: Chevrolet Cruze, Chevrolet Sonic
1.8L Ecotec I4 LUW

  • RPO Code: LUW
  • Engine family: Family 1, Generation 3
  • Layout and cylinder count: inline 4
  • Displacement: 1796 cc
  • Manufacturing site: Szentgotthard, Hungary
  • Current vehicle applications: Chevrolet Cruze, Chevrolet Sonic, Buick Encore, Opel/Vauxhall Mokka
  • Power (hp/kW) @ RPM: 138 / 103 @ 6300
  • Torque (lb-ft/Nm) @ RPM: 125 / 170 @ 3800
2.0L Turbocharged Ecotec I4 LHU

  • RPO Code: LHU
  • Engine family: Ecotec
  • Layout and cylinder count: inline 4
  • Displacement: 1998 cc
  • Manufacturing site: Spring Hill, Tennessee
  • Current vehicle applications: Buick Regal Turbo, Buick Regal GS, Buick Verano Turbo, Opel/Vauxhall Insignia, Opel/Vauxhall Astra OPC
  • Power (hp/kW) @ RPM:
    Buick Regal Turbo & Opel Insignia (low output) – 220 / 164 @ 5300
    Buick Regal GS – 270 / 201 @ 5300
    Buick Verano Turbo & Opel Insignia (high output) – 250 / 187 @ 5300
    Opel Astra OPC – 276 / 206 kW @ 5500
  • Torque (lb-ft/Nm) @ RPM:
    Buick Regal Turbo & Opel/Vauxhall Insignia (low output) – 260 / 353 @ 2000
    Buick Regal GS – 295 / 400 @ 2400
    Buick Verano Turbo – 260 / 353 @ 2000
    Opel/Vauxhall Insignia (high output) – 300 / 400 @ 2400
    Opel/Vauxhall Astra OPC – 295 / 400 @ 2400
  • Notes: this high-output LHU is the successor to the LNF found in the Chevy Cobalt SS
2.0L Turbocharged Ecotec I4 LTG

    • RPO Code: LTG
    • Engine family: Ecotec
    • Layout and cylinder count: inline 4
    • Displacement: 1998 cc
    • More details
Last-Gen 2.4L Ecotec I4 LE5/LE9

      • RPO Code: LE5/LE9
      • Engine family: Ecotec
      • Layout and cylinder count: inline 4
      • Displacement: 2384 cc
      • Manufacturing site: Spring Hill, Tennessee; Tonawanda, New York
      • Current vehicle applications: 2008-2012 Chevrolet Malibu (seventh generation)
      • Power (hp/kW) @ RPM: 169 / 126 @ 6400 (LE5), 170 / 127 @ 6200 (LE9, gas)
      • Torque (lb-ft/Nm) @ RPM: 160 / 217 @ 4500 (LE5), 158 / 214 @ 5200 (LE9, gas)
      • Notes: this naturally-aspirated four will cease production when the eight-generation 2013 Malibu launches with the 2.5 liter LCV. The LE9 is E85 capable
2.4L Ecotec I4 LEA

      • RPO Code: LEA
      • Engine family: Ecotec
      • Layout and cylinder count: inline 4
      • Displacement: 2384 cc
      • Manufacturing site: Spring Hill, Tennessee
      • Current vehicle applications: Chevrolet Captiva Sport, Chevrolet/Holden Captiva, Chevrolet Equinox, GMC Terrain, Buick Regal, Buick Verano
      • Power (hp/kW) @ RPM:
        Chevrolet Captiva Sport, Chevrolet Equinox, GMC Terrain – 182 / 136 @ 6700
        Buick Regal – 182 / 136 @ 6700
        Buick Verano – 180 / 132 @ 6700
      • Torque (lb-ft/Nm) @ RPM:
        Chevrolet Captiva Sport, Chevrolet Equinox, Chevrolet Captiva Sport, GMC Terrain – 172 / 233 @ 4900
        Buick Regal – 172 / 232 @ 4900
        Buick Verano – 171 / 231.5 @ 4900
      • Notes: the LEA is GM’s first non-turbocharged direct-injected four-cylinder engine that will be phased out in favor of the 2.5 liter LCV
2.4L BAS Ecotec I4 LUK

      • RPO Code: LUK
      • Engine family: Ecotec
      • Layout and cylinder count: inline 4
      • Displacement: 2384 cc
      • Manufacturing site: Spring Hill, Tennessee
      • Current vehicle applications: GM’s mild-hybrid vehicle line, including Buick LaCrosse eAssist, Buick Regal eAssist, Chevrolet Malibu Eco, Chevrolet Impala
      • Power (hp/kW) @ RPM: Buick LaCrosse eAssist, Buick Regal eAssist, Chevrolet Malibu Eco, 2014 Chevrolet Impala – 182 / 136 @ 4900
      • Torque (lb-ft/Nm) @ RPM: 172 / 233 @ 4900 (SAE certified)
      • Notes: the LUK is a modified LEA adapted to operate with GM’s Belt-Alternator Starter (BAS) drivetrain
New 2.5L Ecotec I4 LCV

      • RPO Code: LCV
      • Engine family: Ecotec
      • Layout and cylinder count: inline 4
      • Displacement: 2457 cc
      • Manufacturing site: Spring Hill, Tennessee; Tonawanda, New York
      • Current vehicle applications: 8th-gen Chevrolet Malibu, 10th-gen Chevrolet Impala, Cadillac ATS
      • Power (hp/kW) @ RPM:
        Chevrolet Malibu – 197 / 147 @ 6300
        Chevrolet Impala – 195 / 145 (estimate)
        Cadillac ATS – 202 / 151 @ 6300
      • Torque (lb.-ft./Nm) @ RPM:
        Chevrolet Malibu – 191 / 259 @ 4400
        Chevrolet Impala – 187 / 253 (estimate)
        Cadillac ATS – 191 / 259 @ 4400
      • Notes: the LCV is the replacement of the 2.4 liter LEA
Six-Cylinder Engines
3.6L V6 LY7

      • RPO Code: LY7
      • Engine family: High-Feature V6
      • Layout and cylinder count: V6
      • Displacement: 3564 cc
      • Manufacturing site: St. Catharines, Ontario; Flint, Michigan
      • Current vehicle applications: 7th-generation (2008-2012) Chevrolet Malibu
      • Power (hp/kW) @ RPM: 252 / 188 @ 6300
      • Torque (lb.-ft./Nm) @ RPM: 251 / 340 @ 3200
      • Notes: the LY7 will be discontinued when the 7th-generation Chevrolet Malibu ceases production
3.0L SIDI V6 LFW

      • RPO Code: LFW
      • Engine family: High-Feature V6
      • Layout and cylinder count: V6
      • Displacement: 2997 cc
      • Manufacturing site: Ramos Arizpe, Mexico; Port Melbourne, Australia; St. Catharines, Ontario
      • Current vehicle applications: Cadillac CTS, 2010-2012 Chevrolet Equinox, Chevrolet Captiva Sport, GMC Terrain, 2010-2012 Cadillac SRX
      • Power (hp/kW) @ RPM:
        Cadillac CTS Sedan (dual exhaust) – 270 / 201 @ 7000
        Cadillac CTS Sedan (single exhaust) – 265 / 198 @ 7000
      • Torque (lb.-ft./Nm) @ RPM:
        Cadillac CTS Sedan (dual exhaust) – 223 / 302 @ 5700
        Cadillac CTS Sedan (single exhaust) – 220 / 298 @ 5700
      • Notes: the LFW will be discontinued in the North American market when the all-new third-generation Cadillac CTS replaces the current model in 2014
3.6L SIDI V6 LLT

      • RPO Code: LLT
      • Engine family: High-Feature V6
      • Layout and cylinder count: V6
      • Displacement: 3564 cc
      • Manufacturing site: Flint, Michigan
      • Current vehicle applications: Lambda-based crossovers including Chevrolet Traverse, Buick Enclave, GMC Acadia
      • Power (hp/kW) @ RPM:
        Chevrolet Traverse (single exhaust – LS, LT) – 281 / 210 @ 6300
        Chevrolet Traverse (dual exhaust – LTZ), Buick Enclave, GMC Acadia – 288 / 215 @ 6300
      • Torque (lb.-ft./Nm) @ RPM:
        Chevrolet Traverse (single exhaust – LS, LT) – 266 / 361 @ 3400
        Chevrolet Traverse (dual exhaust – LTZ), Buick Enclave, GMC Acadia – 270 / 366 @ 3400
      • Notes: the LLT was the first among GM’s family of High-Feature V6 engines to acquire direct injection; currently, it is being replaced by the more efficient LFX, with the Lambda-based crossovers being the last vehicles to be equipped with the powerplant
3.6L SIDI V6 LFX

      • RPO Code: LFX
      • Engine family: High-Feature V6
      • Layout and cylinder count: V6
      • Displacement: 3564 cc
      • More details
Eight-Cylinder Engines
6.0L Small Block V8 L77

      • RPO Code: L77
      • Engine family: LS Generation IV
      • Layout and cylinder count: V8
      • Displacement: 5967 cc
      • Manufacturing site: Silao, Mexico
      • Current vehicle applications: Chevrolet Caprice PPV
      • Power (hp/kW) @ RPM: 355 / 265 @ 5300
      • Torque (lb.-ft./Nm) @ RPM: 384 / 521@ 4400
      • Notes: the L77 is essentially the Vortec 6.0L chosen for its Active Fuel Management feature to reside in the Caprice PPV
6.2L Small Block V8 L99

      • RPO Code: L99
      • Engine family: LS Generation IV
      • Layout and cylinder count: V8
      • Displacement: 6162 cc
      • Manufacturing site: St. Catharines, Ontario
      • Current vehicle applications: Chevrolet Camaro (automatic transmission)
      • Power (hp/kW) @ RPM: 400 / 298 @ 5900
      • Torque (lb.-ft./Nm) @ RPM: 410 / 556 @ 4300
      • Notes: the L99 is only available in the Chevy Camaro SS fitted with the automatic transmission
6.2L Small Block V8 LS3

      • RPO Code: LS3
      • Engine family: LS Generation IV
      • Layout and cylinder count: V8
      • Displacement: 6162 cc
      • Manufacturing site: St. Catharines, Ontario
      • Current vehicle applications: Chevrolet Camaro SS (manual transmission), Chevrolet Corvette, Chevrolet Corvette Grand Sport
      • Power (hp/kW) @ RPM:
        Camaro SS – 426 / 318 @ 5900
        Corvette (standard exhaust) – 430 / 321 @ 5900
        Corvette (optional exhaust) – 436 / 325 @ 5900
      • Torque (lb.-ft./Nm) @ RPM:
        Camaro SS – 420 / 569 @ 4600
        Corvette (standard exhaust) – 424 / 575 @ 4600
        Corvette (optional exhaust) – 428 / 580 @ 4600
6.2L Supercharged Small Block V8 LSA

      • RPO Code: LSA
      • Engine family: LS Generation IV
      • Layout and cylinder count: V8
      • Displacement: 6162 cc
      • Manufacturing site: Silao, Mexico
      • Current vehicle applications: Chevrolet Camaro ZL1, Cadillac CTS-V
      • Power (hp/kW) @ RPM:
        Camaro ZL1 – 580 / 432 @ 6000
        CTS-V – 556 / 415 @ 6100
      • Torque (lb.-ft./Nm) @ RPM:
        Camaro ZL1 – 556 / 754 @ 4200
        CTS-V – 551 / 747 @ 3800
6.2L Supercharged Small Block V8 LS9

      • RPO Code: LS9
      • Engine family: LS Generation IV
      • Layout and cylinder count: V8
      • Displacement: 6162 cc
      • Manufacturing site: Wixom, Michigan
      • Current vehicle applications: Chevrolet Corvette ZR1
      • Power (hp/kW) @ RPM: 638 / 476 @ 6500 (SAE certified)
      • Torque (lb.-ft./Nm) @ RPM: 604 / 819 @ 3800 (SAE certified)
7.0L Small Block V8 LS7

      • RPO Code: LS7
      • Engine family: LS Generation IV
      • Layout and cylinder count: V8
      • Displacement: 7008 cc
      • Manufacturing site: Wixom, Michigan
      • Current vehicle applications: Chevrolet Corvette Z06
      • Power (hp/kW) @ RPM: 505 / 377 @ 6300 (SAE certified)
      • Torque (lb.-ft./Nm) @ RPM: 470 / 637 @ 4800 (SAE certified)

Truck And SUV Engines

Four-Cylinder Engines
2.5L Duramax Turbo Diesel I4 XLD25

      • RPO Code: XLD25
      • Engine family: Duramax
      • Layout and cylinder count: inline 4
      • Displacement: 2499 cc
      • Manufacturing site: Rayong, Thailand
      • Current vehicle applications: all-new Chevrolet Colorado
      • Power (hp/kW) @ RPM: 150 / 100 @ 3800
      • Torque (lb.-ft./Nm) @ RPM: 350 / 258 @ 2000
2.8L Duramax Turbo Diesel I4 XLD28

      • RPO Code: XLD28
      • Engine family: Duramax
      • Layout and cylinder count: inline 4
      • Displacement: 2776 cc
      • Manufacturing site: Rayong, Thailand
      • Current vehicle applications: all-new Chevrolet Colorado
      • Power (hp/kW) @ RPM: 180 / 132 @ 3800
      • Torque (lb.-ft./Nm) @ RPM: manual transmission – 324 / 440 @ 2000, automatic transmission – 346 / 470 @ 2000
Vortec 2.9L I4 LLV

      • RPO Code: LLV
      • Engine family: Atlas Series
      • Layout and cylinder count: inline 4
      • Displacement: 2921 cc
      • Manufacturing site: Tonawanda, New York
      • Current vehicle applications: Chevrolet Colorado, GMC Canyon
      • Power (hp/kW) @ RPM: 185 / 138 @ 5600
      • Torque (lb.-ft./Nm) @ RPM: 190 / 258 @ 2800
Five-Cylinder Engines
Vortec 3.7L I5 LLR

      • RPO Code: LLR
      • Engine family: Atlas Series
      • Layout and cylinder count: inline 5
      • Displacement: 3653 cc
      • Manufacturing site: Tonawanda, New York
      • Current vehicle applications: Chevrolet Colorado, GMC Canyon
      • Power (hp/kW) @ RPM: 242 / 180 @ 5600
      • Torque (lb.-ft./Nm) @ RPM: 242 / 328 @ 4600
Six-Cylinder Engines
Vortec 4.3L V6 LU3

      • RPO Code: LU3
      • Engine family: GM Small-Block Generation 1-E
      • Layout and cylinder count: V6
      • Displacement: 4293 cc
      • Manufacturing site: Romulus, Michigan
      • Current vehicle applications: Chevrolet Silverado, Chevrolet Express, GMC Sierra, GMC Savana
      • Power (hp/kW) @ RPM: 195 / 145 @ 4600
      • Torque (lb.-ft./Nm) @ RPM: 260 / 353 @ 2800
Eight-Cylinder Engines
Vortec 4.8L V8 FlexFuel L20

      • RPO Code: L20
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 4807 cc
      • Manufacturing site: Romulus, Michigan
      • Current vehicle applications: Chevrolet Silverado, Chevrolet Express, GMC Sierra, GMC Savana
      • Power (hp/kW) @ RPM:
        Chevrolet Express/GMC Savana – 280 / 209 @ 5200, Chevrolet Silverado/GMC Sierra – 302 / 225 @ 5600
      • Torque (lb.-ft./Nm) @ RPM: Chevrolet Express and GMC Savana – 295 / 396 @ 4600, Chevrolet Silverado and GMC Sierra – 305 / 414 @ 4600
Vortec 5.3L V8 FlexFuel LMF

      • RPO Code: LMF
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 5328 cc
      • Manufacturing site: Romulus, Michigan; St. Catharines, Ontario
      • Current vehicle applications: Chevrolet Express, GMC Savana
      • Power (hp/kW) @ RPM: 310 / 231 @ 5200
      • Torque (lb.-ft./Nm) @ RPM: 334 / 435 @ 4500
Vortec 5.3L V8 LH9

      • RPO Code: LH9
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 5328 cc
      • Manufacturing site: Romulus, Michigan
      • Current vehicle applications: Chevrolet Colorado, GMC Canyon
      • Power (hp/kW) @ RPM: 300 / 224 @ 5200
      • Torque (lb.-ft./Nm) @ RPM: 320 / 434 @ 3600
      • Notes: the LH9 is the LC9 without Active Fuel Management
Vortec 5.3L V8 LC9/LMG

      • RPO Code: LC9/LMG
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 5328 cc
      • Manufacturing site: Romulus, Michigan; St. Catherines, Ontario
      • Current vehicle applications:
        LC9/LMG – Chevrolet Suburban, Chevrolet Tahoe, Chevrolet Availanche, GMC Yukon
        LMG only – Chevrolet Silverado, GMC Sierra
      • Power (hp/kW) @ RPM:
        Chevrolet Suburban, Chevrolet Tahoe, Chevrolet Availanche, GMC Yukon – 320 / 239 @ 5200 (gas), 326 / 243 @ 5300 (E85)
        Chevrolet Silverado, GMC Sierra – 315 / 235 @ 5200 (gas), 326 / 243 @ 5300 (E85)
      • Torque (lb.-ft./Nm) @ RPM:
        Chevrolet Suburban, Chevrolet Tahoe, Chevrolet Availanche, GMC Yukon – 335 / 454 @ 4000 (gas), 348 / 472 @ 4400 (E85)
        Chevrolet Silverado, GMC Sierra – 335 / 454 @ 4400 (gas), 348 / 472 @ 4400 (E85)
Vortec 6.0L V8 Hybrid LZ1

      • RPO Code: LZ1
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 5967 cc
      • Manufacturing site: Silao, Mexico
      • Current vehicle applications: Chevrolet Tahoe Hybrid, Chevrolet Silverado Hybrid, GMC Yukon Hybrid, GMC Sierra Hybrid, Cadillac Escalade Hybrid
      • Power (hp/kW) @ RPM: 332 / 248 @ 5100
      • Torque (lb.-ft./Nm) @ RPM: 367 / 495 @ 4100
Vortec 6.0L V8 L96/LC8

      • RPO Code: L96/LC8
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 5967 cc
      • Manufacturing site: L96 – Silao, Mexico; LC8 – Romulus, Michigan
      • Current vehicle applications: Chevrolet Silverado HD, GMC Sierra HD, Chevrolet Express, GMC Savana, Chevrolet Suburban, GMC Yukon XL
      • Power (hp/kW) @ RPM:
        Chevrolet Silverado HD, GMC Sierra HD using gasoline on L96/LC8 – 360 / 268 @ 5400
        Chevrolet Silverado HD, GMC Sierra HD using CNG on LC8 – 301 / 225 @ 5000
        Chevrolet Express cutaway, GMC Savana cutaway on L96 – 324 / 241 @ 4600
        Chevrolet Express cutaway, GMC Savana cutaway on LC8 – 279 / 208 @ 4700
        Chevrolet Suburban, GMC Yukon XL (L96 only) – 352 / 262 @ 5400
      • Torque (lb.-ft./Nm) @ RPM:
        Chevrolet Silverado HD, GMC Sierra HD using gasoline on L96/LC8 – 380 / 515 @ 4200
        Chevrolet Silverado HD, GMC Sierra HD using CNG on LC8 – 333 / 452 @ 4200
        Chevrolet Express cutaway, GMC Savana cutaway on L96 – 373 / 503 @ 4400
        Chevrolet Express cutaway, GMC Savana cutaway on LC8 – 320 / 433 @ 4400
        Chevrolet Suburban, GMC Yukon XL (L96 only) – 382 / 518 @ 4200
      • Notes: the LC8 and L96 are the same engine, with the LC8 modified to utilize Compressed Natural Gas as well as gasoline
Vortec 6.2L V8 L94

      • RPO Code: L94
      • Engine family: GM Small Block Generation IV
      • Layout and cylinder count: V8
      • Displacement: 6162 cc
      • Manufacturing site: Romulus, Michigan
      • Current vehicle applications: Cadillac Escalade, GMC Yukon Denali
      • Power (hp/kW) @ RPM: 403 / 301 @ 5700
      • Torque (lb.-ft./Nm) @ RPM: 417 / 565 @ 4300
Duramax 6.6L V8 Turbo Diesel LGH

      • RPO Code: LGH
      • Engine family: Duramax
      • Layout and cylinder count: V8
      • Displacement: 6599 cc
      • Manufacturing site: Moraine, Ohio
      • Current vehicle applications: Chevrolet Express, GMC Savana
      • Power (hp/kW) @ RPM: 260 / 194 @ 3100
      • Torque (lb.-ft./Nm) @ RPM: 525 / 712 @ 1600
Duramax 6.6L V8 Turbo Diesel LML

      • RPO Code: LML
      • Engine family: Duramax
      • Layout and cylinder count: V8
      • Displacement: 6599 cc
      • Manufacturing site: Moraine, Ohio
      • Current vehicle applications: Chevrolet Silverado HD, Chevrolet Sierra HD
      • Power (hp/kW) @ RPM: 397 / 294 @ 3100 (SAE certified)
      • Torque (lb.-ft./Nm) @ RPM: 765 / 1037 @ 1600 (SAE certified)