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1978 GMC Caballero Base Auto

The 1978 GMC Caballero Base Auto is a 95-hp 3.3-liter V6 with a 3-speed automatic and rear-wheel drive. It is rated at 21 mpg combined.

It makes 95 horsepower at 3,800 rpm and 160 lb-ft of torque at 2000 rpm. EPA fuel-economy estimates are 19 mpg city and 25 mpg highway (21 mpg combined).

Spec Value
Vehicle
Body TypePickup
PowertrainGas
Engine
Engine Type3.3L (200 CID) Chevrolet 90° V6 OHV
Displacement3.3 L
Horsepower95 hp @ 3,800 rpm
Torque160 lb-ft @ 2000 rpm
ValvetrainOHV, 2 valves/cylinder
Bore and Stroke88.9 x 88.4 mm
Compression Ratio8.2:1
Injection TypeRochester 2GC 2-barrel carburetor
Drivetrain
Drive TypeRWD
Transmission
Transmission3-speed automatic (Turbo-Hydramatic)
Final Drive2.73
Fuel Economy
City19 MPG
Highway25 MPG
Combined21 MPG
Dimensions & Weight
Wheelbase117.1 in

Safety & Recalls

NCAP safety ratings

Not crash-tested by NHTSA for this model year.

Recalls

5 recalls on file with NHTSA for the 1978 GMC CABALLERO. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Oct 24, 2007 · EQUIPMENT

CERTAIN HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHICLES LIST ABOVE. THE AFFECTED FILTERS ARE MARKED WITH A DATE CODE A61451 THROUGH A72571 SEQUENTIALLY. THE DATE CODE AND PART NUMBER APPEAR ON THE FILTER HOUSING. FRAM RACING HP4 AND HP8 OIL FILTERS NOT BEARING A DATE CODE IN THIS RANGE ARE NOT AFFECTED BY THIS RECALL. THE GASKET OF THE OIL FILTER BECOMES MORE PLIABLE UNDER HIGH TEMPERATURES AND PRESSURES.

Consequence: THIS CONDITION MAY CAUSE INADEQUATE SEALING AND LOSS OF ENGINE OIL, POSSIBLY RESULTING IN A FIRE.

Remedy: HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING NOVEMBER 2007. OWNERS CAN CONTACT FRAM CUSTOMER SERVICE TOLL-FREE AT 1-800-890-2075.

NHTSA campaign 07E088000

Apr 29, 1985 · SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:WHEEL CYLINDERS

EXCESSIVE ENLARGEMENT OF THE WHEEL CYLINDER PILOT HOLE IN THE REAR BRAKE BACKING PLATE COULD ALLOW THE WHEEL CYLINDER TO ROTATE AND CAUSE LOSS OF BRAKE FLUID. CONSEQUENCE OF DEFECT: A LOSS OF BRAKE FLUID LEADS TO LOSS OF REAR BRAKE ACTION, CREATING THE POTENTIAL FOR AN ACCIDENT. FRONT BRAKES WOULD REMAIN OPERATIONAL.

Remedy: ADD A PART TO PREVENT WHEEL CYLINDER FROM ROTATING.

NHTSA campaign 85V048000

Nov 24, 1984 · POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

REAR AXLE ASSEMBLY MAY HAVE AXLES THAT WERE IMPROPERLY MANUFACTURED. THIS CONDITION MAY RESULT IN SEPARATION OF THE AXLE SHAFT AND WHEEL ASSEMBLY FROM THE VEHICLE.

Remedy: THE DEALER WILL INSPECT THE REAR AXLE TO DETERMINE WHETHER IT WAS MANUFACTURED AT THE BUFFALO PLANT. IF SO, THEY WILL MAKE AXLE MEASUREMENTS AND IF NECESSARY REPLACE OR MODIFY AFFECTED AXLE COMPONENTS WITHOUT CHARGE.

NHTSA campaign 84V149000

Feb 25, 1981 · SUSPENSION:REAR

THE BOLTS THAT ATTACH THE LOWER REAR CONTROL ARM TO THE FRAME MAY FRACTURE. THE REAR CONTROL ARM SUPPORTS AND POSITIONS THE REAR AXLE. FRACTURE OF THE BOLTS WOULD ALLOW THE CONTROL ARM TO DROP FREE.

Remedy: BOTH REAR CONTROL ARM ATTACHMENT BOLTS WILL BE REPLACED WITHOUT CHARGE.

NHTSA campaign 81V025000

Jul 23, 1979 · SUSPENSION:FRONT:WHEEL BEARING

UNDER CERTAIN DRIVING CONDITIONS, THESE VEHICLES CAN EXPERIENCE TEMPERATURES IN THE FRONT WHEEL OUTER BEARING AREA WHICH CAN AFFECT THE WHEEL BEARING GREASE. THIS CAN RESULT IN INADEQUATE LUBRICATION OF THE BEARING. THIS CONDITION MAY BE FURTHER AGGRAVATED BY IMPROPER ADJUSTMENT OF THE FRONT WHEEL SPINDLE NUT.

Remedy: THE DEALER WILL INSTALL NEW FRONT WHEEL OUTER BEARINGS PACKED WITH GREASE AND THE SPINDLE WILL BE COATED WITH LUBRICANT. NEW GREASE RETAINER CAPS WILL ALSO BE INSTALLED TO MAINTAIN GREASE IN OUTER BEARING. THIS WILL BE DONE FREE OF CHARGE.

NHTSA campaign 79V175000

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 1978 GMC CABALLERO. US-market vehicles only; data cached for up to 7 days.

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