GMC Sierra first generation

GMC Sierra second generation
No photo of this generation yet; the photo shows the second generation.Photo: Elise240SX / Wikimedia Commons · CC BY 4.0

The GMC Sierra first generation (1988–1998): dimensions, weights, reliability and the official figures of its 115 versions in the United States and Canada.

Model codes: GMT400

Dimensions, weights and capacity

SpecificationEuropeWikipedia
Dimensions
Length4,859–5,600 mm Traficom5,560–5,588 mm
Width1,910–2,050 mm Traficom1,956 mm
Height1,783–1,950 mm Traficom1,748–1,895 mm
Wheelbase–3,340 mm
Weights and towing
Mass in running order1,640–2,315 kg Traficom–
Gross vehicle weight2,360–3,300 kg Traficom–
Seats and space
Seats2–3 Traficom–
Doors2–3 Traficom–

Ranges cover the generation’s versions and body styles; European and North American versions can differ. Sources: Traficom type approvals (Finland), Wikipedia. Wikipedia figures are used under CC BY-SA 4.0.

Reliability and owner reports

Owner complaints to NHTSA (US)

1,898 complaints for model years 1988–1998. 121 crashes · 54 fires · 87 injuries · 1 death

  • Visibility and wipers 490
  • Brakes 365
  • Seats 150
  • Steering 107
  • Transmission and drivetrain 104
  • Fuel system 56

Complaints are reported by owners and not checked by NHTSA; they are not adjusted for how many cars were sold, so popular models have more. NHTSA owner complaints

All 115 versions of the GMC Sierra first generation

Show all 115 versions

United States 107 versions

Model years sold in the USA, from the EPA and the Department of Energy (fueleconomy.gov). MPG on the EPA test; litres per 100 km = 235.215 ÷ MPG.

Years and versionEngineFuelGearboxDriveConsumption (combined)CO₂
1998–1999CLKUP4.3 LPetrol4-speed automaticRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1998–1999(350 V8), CLKUP5.7 LPetrol4-speed automaticRear-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1998SIL4.3 LPetrol5-speed manualRear-wheel drive18 MPG (13.1 L/100 km) EPA307 g/km
1998CLKUP4.3 LPetrol4-speed automaticFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1996–1998(FFS) (MPFI), SIL · SIL4.3 LPetrol5-speed manualFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1998SIL5.0 LPetrol5-speed manualRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1998CLKUP5.0 LPetrol4-speed automaticFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1998CLKUP5.0 LPetrol4-speed automaticRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1998SIL5.0 LPetrol5-speed manualFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1998(350 V8), SIL5.7 LPetrol5-speed manualFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1998(350 V8), SIL5.7 LPetrol5-speed manualRear-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1998(350 V8), CLKUP5.7 LPetrol4-speed automaticFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1998CLKUP6.5 LDiesel4-speed automaticRear-wheel drive15 MPG (15.7 L/100 km) EPA422 g/km
1998CLKUP6.5 LDiesel4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA422 g/km
1997(FFS) (MPFI), CLKUP4.3 LPetrol4-speed automaticRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1996–1997(FFS) (MPFI), SIL4.3 LPetrol5-speed manualRear-wheel drive18 MPG (13.1 L/100 km) EPA307 g/km
1996–1997(FFS) (MPFI), CLKUP4.3 LPetrol4-speed automaticFour- or all-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA345–368 g/km
1996–1997(FFS) (MPFI), CLKUP5.0 LPetrol4-speed automaticRear-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA345–368 g/km
1996–1997(FFS) (MPFI), CLKUP5.0 LPetrol4-speed automaticFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1997(FFS) (MPFI)5.0 LPetrol5-speed manualRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1997(FFS) (MPFI)5.0 LPetrol5-speed manualFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1996–1997(350 V8) (FFS) (MPFI), CLKUP5.7 LPetrol4-speed automaticRear-wheel drive14–15 MPG (15.7–16.8 L/100 km) EPA368–394 g/km
1996–1997(350 V8) (FFS) (MPFI), SIL5.7 LPetrol5-speed manualRear-wheel drive13–15 MPG (15.7–18.1 L/100 km) EPA368–425 g/km
1996–1997(350 V8) (FFS) (MPFI), CLKUP5.7 LPetrol4-speed automaticFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1996–1997(350 V8) (FFS) (MPFI), SIL5.7 LPetrol5-speed manualFour- or all-wheel drive13–14 MPG (16.8–18.1 L/100 km) EPA394–425 g/km
1994–1997(MPFI) (TURBO), CLKUP · (DSL,TRBO) (MPFI), CLKUP6.5 LDiesel4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA422 g/km
1995–1997(DSL,TRBO) (MPFI), CLKUP6.5 LDiesel4-speed automaticRear-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA395–422 g/km
1991–1996(FFS), CLKUP · (FFS) (SPFI), CLKUP · (FFS) (MPFI), CLKUP4.3 LPetrol4-speed automaticRear-wheel drive17 MPG (13.8 L/100 km) EPA325 g/km
1996(FFS) (MPFI), SIL5.0 LPetrol5-speed manualRear-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA345–368 g/km
1996(FFS) (MPFI), SIL5.0 LPetrol5-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1991–1995(FFS), Creeper · (FFS) (SPFI), SIL · (FFS), SIL4.3 LPetrol5-speed manualRear-wheel drive17 MPG (13.8 L/100 km) EPA325 g/km
1989–1995(FFS), CLKUP4.3 LPetrol4-speed automaticFour- or all-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA345–368 g/km
1992–1995(FFS) (SPFI) · (FFS) (SPFI), Creeper · (FFS) and 1 more trim4.3 LPetrol5-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1993–1995(FFS) · (FFS), SIL4.3 LPetrol5-speed manualFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1994–1995(FFS), CLKUP4.3 LPetrol4-speed automaticRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1988–1995(FFS), SIL4.3 LPetrol5-speed manualRear-wheel drive16–18 MPG (13.1–14.7 L/100 km) EPA307–345 g/km
1988–1995(FFS), SIL4.3 LPetrol5-speed manualFour- or all-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA345–368 g/km
1991–1995(FFS), Creeper4.3 LPetrol5-speed manualFour- or all-wheel drive15–16 MPG (14.7–15.7 L/100 km) EPA345–368 g/km
1989–1995(FFS), CLKUP5.0 LPetrol4-speed automaticRear-wheel drive14–15 MPG (15.7–16.8 L/100 km) EPA368–394 g/km
1988–1995(FFS), SIL5.0 LPetrol5-speed manualFour- or all-wheel drive13–14 MPG (16.8–18.1 L/100 km) EPA394–425 g/km
1990–1995(FFS), SIL5.0 LPetrol5-speed manualRear-wheel drive14–16 MPG (14.7–16.8 L/100 km) EPA345–394 g/km
1989–1995(FFS), CLKUP5.0 LPetrol4-speed automaticFour- or all-wheel drive13–14 MPG (16.8–18.1 L/100 km) EPA394–425 g/km
1995(350 V8) (FFS) FI, CLKUP5.7 LPetrol4-speed automaticRear-wheel drive12–14 MPG (16.8–19.6 L/100 km) EPA394–460 g/km
1990–1995(350 V8) (FFS), SIL · (350 V8) (FFS), Creeper · (350 V8) (FFS), SIL Creeper5.7 LPetrol5-speed manualRear-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1988–1995(350 V8) (FFS), SIL5.7 LPetrol5-speed manualRear-wheel drive13–15 MPG (15.7–18.1 L/100 km) EPA368–425 g/km
1989–1995(350 V8) (FFS), CLKUP5.7 LPetrol4-speed automaticFour- or all-wheel drive12–14 MPG (16.8–19.6 L/100 km) EPA394–460 g/km
1994–1995(350 V8) (FFS), SIL · (350 V8) (FFS), SIL Creeper5.7 LPetrol5-speed manualFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1993–1995(350 V8) (FFS), SIL Creeper5.7 LPetrol5-speed manualRear-wheel drive13–14 MPG (16.8–18.1 L/100 km) EPA394–425 g/km
1993–1995(350 V8) (FFS), SIL Creeper5.7 LPetrol5-speed manualFour- or all-wheel drive12–13 MPG (18.1–19.6 L/100 km) EPA425–460 g/km
1988–1995(350 V8) (FFS), SIL5.7 LPetrol5-speed manualFour- or all-wheel drive12–13 MPG (18.1–19.6 L/100 km) EPA425–460 g/km
1994–1995(MPFI) (TURBO), CLKUP · (MPFI) (NO-CAT), CLKUP · (DSL,TRBO) (MPFI), CLKUP6.5 LDiesel4-speed automaticRear-wheel drive17 MPG (13.8 L/100 km) EPA372 g/km
1994–1995(MPFI), Creeper · (MPFI)6.5 LDiesel5-speed manualRear-wheel drive19 MPG (12.4 L/100 km) EPA333 g/km
1994–1995(MPFI) (NO-CAT), CLKUP6.5 LDiesel4-speed automaticFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA395 g/km
1994–1995(MPFI), Creeper6.5 LDiesel5-speed manualFour- or all-wheel drive15–17 MPG (13.8–15.7 L/100 km) EPA372–422 g/km
1995(DSL,TRBO) (MPFI), CLKUP6.5 LDiesel4-speed automaticFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA452 g/km
1993–1994(FFS)4.3 LPetrol5-speed manualRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1990–1994(350 V8) (FFS), CLKUP5.7 LPetrol4-speed automaticRear-wheel drive13–14 MPG (16.8–18.1 L/100 km) EPA394–425 g/km
1994(MPFI) (NO-CAT), CLKUP6.5 LDiesel4-speed automaticRear-wheel drive16–17 MPG (13.8–14.7 L/100 km) EPA372–395 g/km
1994(MPFI) (TURBO), CLKUP6.5 LDiesel4-speed automaticRear-wheel drive16 MPG (14.7 L/100 km) EPA395 g/km
1994(MPFI)6.5 LDiesel5-speed manualFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA395 g/km
1993(FFS), Creeper4.3 LPetrol5-speed manualRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1990–1993(NO-CAT), CLKUP6.2 LDiesel4-speed automaticFour- or all-wheel drive16–17 MPG (13.8–14.7 L/100 km) EPA372–395 g/km
1993(DIESEL) (NO-CAT), CLKUP6.2 LDiesel4-speed automaticRear-wheel drive17–18 MPG (13.1–13.8 L/100 km) EPA351–372 g/km
1993(DIESEL) (NO-CAT), Creeper6.2 LDiesel5-speed manualRear-wheel drive17 MPG (13.8 L/100 km) EPA372 g/km
1991–1993(DIESEL) (NO-CAT), Creeper6.2 LDiesel5-speed manualFour- or all-wheel drive17 MPG (13.8 L/100 km) EPA372 g/km
1992(FFS) (SPFI), SIL4.3 LPetrol5-speed manualRear-wheel drive18 MPG (13.1 L/100 km) EPA307 g/km
1991–1992(FFS), CLKUP · (FFS) (SPFI), CLKUP4.3 LPetrol4-speed automaticRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1991–1992(FFS), Creeper · (FFS), SIL · (FFS) (SPFI), Creeper4.3 LPetrol5-speed manualFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1992(FFS) (SPFI), Creeper4.3 LPetrol5-speed manualRear-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1991–1992(FFS), CLKUP · (FFS) (SPFI), CLKUP4.3 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1992(FFS) (SPFI), CLKUP4.3 LPetrol4-speed automaticFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1990–1992(350 V8) (FFS), SIL · (350 V8) (FFS), Creeper5.7 LPetrol5-speed manualFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1992(350 V8) (FFS), SIL5.7 LPetrol4-speed manualFour- or all-wheel drive12 MPG (19.6 L/100 km) EPA460 g/km
1992(350 V8) (FFS), SIL5.7 LPetrol4-speed manualRear-wheel drive13–14 MPG (16.8–18.1 L/100 km) EPA394–425 g/km
1991–1992(DIESEL) (NO-CAT), Creeper · (NO-CAT), Creeper6.2 LDiesel5-speed manualFour- or all-wheel drive18 MPG (13.1 L/100 km) EPA351 g/km
1990–1992(NO-CAT), CLKUP6.2 LDiesel4-speed automaticRear-wheel drive17–18 MPG (13.1–13.8 L/100 km) EPA351–372 g/km
1991–1992(NO-CAT), Creeper6.2 LDiesel5-speed manualRear-wheel drive19–20 MPG (11.8–12.4 L/100 km) EPA316–333 g/km
1992(NO-CAT), Creeper6.2 LDiesel5-speed manualFour- or all-wheel drive18 MPG (13.1 L/100 km) EPA351 g/km
1990–1991(FFS), SIL Creeper · (FFS), Creeper4.3 LPetrol4-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1990–1991(FFS), SIL Creeper · (FFS), Creeper4.3 LPetrol4-speed manualRear-wheel drive17 MPG (13.8 L/100 km) EPA325 g/km
1991(FFS), Creeper4.3 LPetrol4-speed manualRear-wheel drive17 MPG (13.8 L/100 km) EPA325 g/km
1991(350 V8) (FFS), Creeper5.7 LPetrol5-speed manualFour- or all-wheel drive12 MPG (19.6 L/100 km) EPA460 g/km
1989–1991(350 V8) (FFS), SIL Creeper · (350 V8) (FFS), Creeper5.7 LPetrol4-speed manualFour- or all-wheel drive12 MPG (19.6 L/100 km) EPA460 g/km
1991(350 V8) (FFS), Creeper5.7 LPetrol4-speed manualRear-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1988–1991(350 V8) (FFS) · (350 V8) (FFS), CLKUP5.7 LPetrol4-speed automaticRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1988–1991(NO-CAT), Creeper6.2 LDiesel4-speed manualFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA395 g/km
1988–1991(NO-CAT), Creeper6.2 LDiesel4-speed manualRear-wheel drive16–19 MPG (12.4–14.7 L/100 km) EPA333–395 g/km
1988–1990(FFS), SIL Creeper4.3 LPetrol4-speed manualRear-wheel drive15–17 MPG (13.8–15.7 L/100 km) EPA325–368 g/km
1988–1990(FFS)4.3 LPetrol3-speed automaticFour- or all-wheel drive14–15 MPG (15.7–16.8 L/100 km) EPA368–394 g/km
1988–1990(FFS)4.3 LPetrol3-speed automaticRear-wheel drive15–17 MPG (13.8–15.7 L/100 km) EPA325–368 g/km
1990(FFS)5.0 LPetrol3-speed automaticFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1988–1990(305) (FFS) · (FFS)5.0 LPetrol3-speed automaticFour- or all-wheel drive12 MPG (19.6 L/100 km) EPA460 g/km
1989–1990(FFS)5.0 LPetrol3-speed automaticRear-wheel drive12–14 MPG (16.8–19.6 L/100 km) EPA394–460 g/km
1988–1990(350 V8) (FFS) · (350 V8) (FFS), CLKUP5.7 LPetrol4-speed automaticFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1988–1990(350 V8) (FFS), SIL Creeper5.7 LPetrol4-speed manualRear-wheel drive12–14 MPG (16.8–19.6 L/100 km) EPA394–460 g/km
1988–1989(FFS), SIL Creeper4.3 LPetrol4-speed manualFour- or all-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1988–1989(305) (FFS) · (FFS), CLKUP5.0 LPetrol4-speed automaticRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1988–1989(305) (FFS), SIL · (FFS), SIL5.0 LPetrol5-speed manualRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1988–1989(NO-CAT) · (NO-CAT), CLKUP6.2 LDiesel4-speed automaticFour- or all-wheel drive17 MPG (13.8 L/100 km) EPA372 g/km
1988–1989(NO-CAT) · (NO-CAT), CLKUP6.2 LDiesel4-speed automaticRear-wheel drive19 MPG (12.4 L/100 km) EPA333 g/km
1988(FFS)4.3 LPetrol4-speed automaticFour- or all-wheel drive16 MPG (14.7 L/100 km) EPA345 g/km
1988(FFS), SIL4.3 LPetrol4-speed manualRear-wheel drive17 MPG (13.8 L/100 km) EPA325 g/km
1988(305) (FFS), SIL5.0 LPetrol5-speed manualRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1988(305) (FFS)5.0 LPetrol3-speed automaticRear-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km
1988(305) (FFS)5.0 LPetrol4-speed automaticRear-wheel drive15 MPG (15.7 L/100 km) EPA368 g/km
1988(350 V8) (FFS), SIL Creeper5.7 LPetrol4-speed manualFour- or all-wheel drive13 MPG (18.1 L/100 km) EPA425 g/km
1988(350 V8) (FFS)5.7 LPetrol4-speed automaticFour- or all-wheel drive14 MPG (16.8 L/100 km) EPA394 g/km

Canada 8 versions

Model years sold in Canada, from Natural Resources Canada fuel consumption ratings (5-cycle test).

Years and versionEngineFuelGearboxConsumption (combined)CO₂
1995–1998Pickup truck: Standard4.3 LPetrol4-speed automatic14.0–16.1 L/100 km 5-cycle322–370 g/km
1995–1998Pickup truck: Standard4.3 LPetrol5-speed manual13.6–16.6 L/100 km 5-cycle313–382 g/km
1995–1998Pickup truck: Standard5.0 LPetrol4-speed automatic15.0–17.6 L/100 km 5-cycle345–405 g/km
1995–1998Pickup truck: Standard5.0 LPetrol5-speed manual15.3–19.0 L/100 km 5-cycle352–437 g/km
1995–1998Pickup truck: Standard5.7 LPetrol4-speed automatic15.8–18.7 L/100 km 5-cycle363–430 g/km
1995–1998Pickup truck: Standard5.7 LPetrol5-speed manual17.1–20.2 L/100 km 5-cycle393–465 g/km
1995–1998Pickup truck: Standard6.5 LDiesel4-speed automatic13.5–16.2 L/100 km 5-cycle365–437 g/km
1995Pickup truck: Standard6.5 LDiesel5-speed manual13.9–14.8 L/100 km 5-cycle375–400 g/km

Similar models from other brands

Official figures are measured on standard test procedures and differ between markets. Your consumption depends on how, where and in what conditions you drive.