Oil Pump Installation
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| Preliminary Procedure If oil pump is removed to perform a different repair and is going to be REUSED, the alignment tool EN-51267 oil pump alignment tool MUST be installed on the engine block BEFORE the oil pump is removed and left in place until the installation of the original oil pump. If EN-51267 oil pump alignment tool IS NOT installed prior the oil pump being removed AND left in place while other repairs are performed, a NEW oil pump MUST be installed. |
|
| 1 | Oil Pump
NOTE:
Prior to installing the oil pump, ensure that oil pump housing gasket is fully installed in the timing chain tensioner assembly and is not damaged. If the gasket is missing or damaged, replace the tensioner assembly. |
| 2 | Oil Pump Bolt
CAUTION:
Refer to Fastener Caution .
NOTE:
Upward pressure must be applied to the oil pump while tightening the fasteners. Contact between the oil pump housing and the oil pump alignment tool must be maintained while oil pump bolts are tightened. Prior to removing the oil pump alignment tool, ensure that there is no gap between the oil pump housing and the tool. If there is a gap, the oil pump bolts need to be loosened and the installation procedure repeated. Tighten in sequence 25 N.m (18 lb ft) Special Tool EN-51267 Oil Pump Alignment Tool Equivalent regional tools: Special Tools |