1977 GMC C1500

454ci V8•RWD•AUTOMATIC•gas

5-Year Cost of Ownership

$7,771 maintenance + likely wear

~$1,554/yr · 130¢/mile equivalent

Compare this engine

4.3L V6

5.0L V8

5.7L V8

MOST COMMON JOBS8 jobs that 80% of techs look up

558 jobs across 18 categories

body (35)

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

152 torque specs across 12 categories

brakes (23)

cooling (18)

drivetrain (17)

electrical (12)

engine (46)

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 27F

Lead AcidOEM

estimated

800 CCA

Cold Cranking Amps

90 Ah

Amp Hours

150 min

Reserve Capacity

12V

Voltage

TerminalSide Post

PolarityLeft Positive

Dimensions12.19" × 6.81" × 8.94"

🛒 Cross-references (buy at any parts store)

Fitment notes: 454ci V8 requires high CCA rating; side post terminals standard on GM trucks of this era

33 maintenance items across 1 category

maintenance (33)

No waveform references for this vehicle.

No NHTSA recalls on file for this vehicle.

Performance

Horsepower

245hp

Torque

375lb-ft

0–60 mph

10.5sec

Quarter mile

17.8sec

Top speed

105mph

Capability & size

Towing capacity

10,000lb

Payload

3,000lb

Curb weight

4,800lb

Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 1977 GMC C1500 454ci V8 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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