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1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline

1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline
1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline
$87.99 ea
NEWARRIVING SOONEstimated Ship Date 09/01/2026 (If Ordered Today)21 Available from our supplier as of 08/13/2026
Model: 5125564
IMPORTANT: Electrical items are covered by a 30 day EXCHANGE ONLY WARRANTY. There are no returns or refunds on such items.
Supplier has not provided any fitment data for this product.
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Reproduction 4-line fuel sending unit for 1978-84 Chevrolet Blazer, GMC Jimmy, and Chevrolet and GMC Suburban models with applicable 31- or 40-gallon fuel tanks, Evaporative Emissions Control (EEC), and a fuel return line. Manufactured to factory specifications for proper fit and function, this sending unit features a 0-90 ohm resistance range for compatibility with the factory fuel gauge and four connections for the applicable fuel, return, and vapor lines. An ideal replacement for a worn, corroded, or inoperative sender that can cause inaccurate or intermittent fuel level readings. For gasoline engine applications. Replaces GM part numbers 19111384, 25001486, and 25002019.

Features and Benefits:
  • Helps restore accurate and consistent fuel gauge operation
  • Manufactured to factory specifications for proper fit and function
  • Replaces a worn or inoperative sender that can cause inaccurate fuel level readings
  • 4-line configuration accommodates applicable factory fuel, return, and vapor connections
  • Correct configuration for applicable 31- and 40-gallon fuel tanks
Additional Information:
  • Application: Fuel tank sending unit
  • Fuel Type: Gasoline
  • Fuel Tank Capacity: 31 or 40 gallons
  • Resistance Range: 0-90 ohms (Empty-Full)
  • Configuration: 4 outlets
  • Fuel Return Line: Yes
  • Emissions: Evaporative Emissions Control (EEC)
  • Connection: 1/4" barbed fitting
  • Connection: 5/16" barbed fitting
  • Connection: 3/8" barbed fitting
  • Connection: 5/8" barbed fitting
  • Includes fuel sender, gasket, and float
  • Replaces GM part numbers: 19111384, 25001486, 25002019
  • Sold individually
Blazer/Jimmy with Evaporative Emissions Controls (EEC)
  • 1978-1980 Blazer/Jimmy 1/2-3/4 ton 305ci or 350ci w/Automatic Transmission
  • 1978-1980 Blazer/Jimmy 1/2-3/4 ton 400ci or 454ci
  • 1981-1981 Blazer/Jimmy 1/2-3/4 ton 305ci, 350ci or 454ci
  • 1982-1982 Blazer/Jimmy 1/2 ton 305ci, 350ci or 454ci
  • 1983-1984 Blazer/Jimmy 1/2-3/4 ton 305ci, 350ci or 454ci
Suburban with Evaporative Emissions Controls (EEC))
  • 1978-1980 Suburban 1/2-3/4 ton 305ci or 350ci
  • 1981-1981 Suburban 1/2-3/4 ton 305ci or 350ci w/Automatic Transmission
  • 1981-1984 Suburban 1/2-3/4 ton 305ci, 350ci or 454ci

Note: For applicable gasoline engine models with a 31- or 40-gallon fuel tank, Evaporative Emissions Control (EEC), fuel return line, and 4-outlet sending unit. Verify fuel tank capacity, engine, transmission, emissions equipment, and sending unit connection configuration before ordering.

Specifications:

Height 16 in
Length 6 in
Weight 4 lbs
Width 7 in

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1978-84 Chevrolet Blazer, GMC Jimmy, Chevrolet, GMC Suburban, Fuel Tank Sending Unit, 4-Line, With Evaporative Emissions Control, With Fuel Return Line, For 31, 40 Gallon Fuel Tank, Gasoline: