Engine Block and Components

2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION Engine Block and Components
WARNING: This page is about a different car, the 2018 GMC Savana 3500, 2018 GMC Savana 2500, 2018 Chevrolet Express 3500, and 2018 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of Engine Block And Components
GM4012746Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 Piston Pin Retainer
2 Piston Pin
3 Piston
4 Piston Ring
5 Connecting Rod
6 Connecting Rod Cap
7 Connecting Rod Bolt
8 Transmission Locating Pin
9 Engine Block Oil Gallery Plug
10 Engine Block Oil Gallery Plug [8x]
11 Crankshaft Rear Oil Seal Housing Gasket
12 Crankshaft Rear Oil Seal Housing Bolt [6x]
13 Crankshaft Position Sensor Exciter Ring
14 Crankshaft Rear Oil Seal Housing
15 Crankshaft Position Sensor Bolt
16 Crankshaft Position Sensor
17 Crankshaft Rear Oil Seal Housing Locating Pin
18 Engine Block Core Hole Plug
19 Engine Block Oil Gallery Plug [4x]
20 Engine Block Core Hole Plug
21 Crankshaft Thrust Washer - Lower
22 Crankshaft Bearing Cap Bolt
23 Crankshaft Bearing Cap
24 Crankshaft Lower Bearing
25 Crankshaft
26 Crankshaft Upper Bearing
27 Crankshaft Thrust Washer
28 Engine Front Cover Locating Pin [2x]
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.