1991 GMC SYCLONE

4.3L V6 Turbo•AWD•gas

Dead battery / stuck in Park? Emergency neutral procedure for this Syclone →

5-Year Cost of Ownership

$6,968 maintenance + likely wear

~$1,394/yr · 120¢/mile equivalent

MOST COMMON JOBS8 jobs that 80% of techs look up

554 jobs across 18 categories

body (31)

brakes (41)

cooling (22)

drivetrain (36)

electrical (77)

emissions (1)

Oxygen Sensor Replacement
emissions

engine (70)

exhaust (25)

fuel (20)

fuel-system (9)

hvac (23)

ignition (16)

interior (24)

maintenance (33)

misc (2)

steering (26)

suspension (54)

transmission (44)

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Units

151 torque specs across 12 categories

brakes (23)

cooling (18)

drivetrain (17)

electrical (12)

engine (45)

exhaust (2)

fuel (4)

hvac (5)

ignition (3)

steering (8)

suspension (11)

transmission (3)

No fluid specs for this vehicle.

No DTC data for this vehicle.

BCI Group 78

Lead AcidOEM

estimated

770 CCA

Cold Cranking Amps

72 Ah

Amp Hours

120 min

Reserve Capacity

12V

Voltage

TerminalSide Post

PolarityLeft Positive

Dimensions10.25" × 7.06" × 7.69"

🛒 Cross-references (buy at any parts store)

Fitment notes: High-output battery recommended for turbocharged performance application; side post terminals standard for GM truck platform

33 maintenance items across 1 category

maintenance (33)

No waveform references for this vehicle.

No NHTSA recalls on file for this vehicle.

Performance

Horsepower

280hp

Torque

350lb-ft

0–60 mph

4.3sec

Quarter mile

13.4sec

Top speed

124mph

Capability & size

Towing capacity

2,000lb

Payload

500lb

Curb weight

3,600lb

Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1991 GMC Syclone 4.3L V6 Turbo and can vary by trim.

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.

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