2021 Chevrolet Express 3500 Ignition System

Currently shopping for
2021 Chevrolet Express 3500
Change Vehicle
3 diagrams found for the vehicle you selected.Select your vehicle options to narrow down results.
  • 1.Electrical - Ignition System (2.8L)
    2021 Chevy Express 3500 Ignition System Diagram 1 - Thumbnail
  • 2.Electrical - Ignition System (4.3L)
    2021 Chevy Express 3500 Ignition System Diagram 2 - Thumbnail
  • 3.Electrical - Ignition System (6.6L Gas)
    2021 Chevy Express 3500 Ignition System Diagram 3 - Thumbnail
Sort by:
Ref No.
Ref No.
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • 1 Chevy 12725133 ECM
    12725133
    ECM
    Module Assembly-Engine Control (W/O Calibration)
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $441.65 Your Price: $280.69
    1
    Add To Cart
  • 1 Chevy 55589332 Glow Plug
    55589332
    Glow Plug
    Glow Plug, Glow
    • Part Notes: 2.8 Liter
    MSRP: $97.98 Your Price: $54.87
    1
    Add To Cart
  • 2 Chevy 12721353 ECM
    12721353
    ECM
    Module Assembly-Engine Control (W/ 2ND Mpu) & (W/O C
    • Part Notes: 2.8 Liter
    MSRP: $325.36 Your Price: $181.39
    1
    Add To Cart
  • 2 Chevy 84461892 Mount Bracket
    84461892
    Mount Bracket
    Bracket, Emission Control System
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $44.32 Your Price: $24.82
    1
    Add To Cart
  • 3 Chevy 12713668 Ignition Coil
    12713668
    Ignition Coil
    Coil Assembly-Ignition
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    • Replaced By: 12723610
    MSRP: $53.56 Your Price: $29.99
    1
    Add To Cart
  • 3 Chevy 84300054 Mount Bracket
    84300054
    Mount Bracket
    Bracket Assembly-ECM
    • Part Notes: 2.8 Liter, Labeled: 84300054
    MSRP: $28.22 Your Price: $15.80
    1
    Add To Cart
  • 4
    12637869
    Camshaft Sensor
    Sensor, Distributor (Also Knock Sensor)
    • Part Notes: 2.8 Liter
    • Replaced By: 24591946
    MSRP: $40.42 Your Price: $22.64
    1
    Add To Cart
  • 4
    12622441
    Spark Plug
    Spark Plug Assembly
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $16.46 Your Price: $9.22
    1
    Add To Cart
  • 5 Chevy 55593759 Crankshaft Sensor
    55593759
    Crankshaft Sensor
    Sensor Assembly-Crankshaft Position
    • Part Notes: 2.8 Liter
    MSRP: $57.64 Your Price: $32.28
    1
    Add To Cart
  • 5 Chevy 12716289 Plug Wire
    12716289
    Plug Wire
    Wire Assembly-Spark Plug
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $32.93 Your Price: $18.44
    1
    Add To Cart
  • 6
    12623093
    Camshaft Sensor
    Sensor, Distributor (Also Knock Sensor)
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $34.48 Your Price: $19.31
    1
    Add To Cart
  • 7 Chevy 12712016 Wire
    12712016
    Wire
    Wire, Engine Wiring
    • Part Notes: 6.6 Liter Gas
    • Replaced By: 12734111
    MSRP: $80.37 Your Price: $51.32
    1
    Add To Cart
  • 7 Chevy 12712017 Wire
    12712017
    Wire
    Wire, Engine Wiring
    • Part Notes: 4.3 Liter, 2018-24
    • Replaced By: 12734112
    MSRP: $54.87 Your Price: $35.04
    1
    Add To Cart
  • 8
    12669636
    Crankshaft Sensor
    Sensor Assembly-Crankshaft Position
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $53.24 Your Price: $29.81
    1
    Add To Cart
  • 9
    12623095
    Knock Sensor
    Sensor, Distributor (Also Knock Sensor)
    • Part Notes: 4.3 Liter, 2018-24;6.6 Liter Gas
    MSRP: $43.16 Your Price: $24.16
    1
    Add To Cart
  • Chevy 12708496 Ignition Coil
    12708496
    Ignition Coil
    Coil Assembly-Ignition
    • Part Notes: Express 3500; 6.6l; Delphi
    • Replaced By: 12726023
    MSRP: $158.33 Your Price: $88.66
    1
    Add To Cart