Opel Insignia: Waterleaks
Opel Insignia B 2018-2025 Service Manual / General Information / Waterleaks
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Diagnostic Information and Procedures
WATERLEAK TEST PREPARATION
GM vehicles are designed to operate under normal environmental
conditions.
The design criteria for sealing materials and components takes into
consideration the seali
Repair Instructions
BODY WATERLEAK REPAIR
WARNING: If the vehicle interior is exposed to moisture and becomes
soaked up to
the level of the sensing and diagnostic module (SDM), the SDM and SDM
harness connector must be
SEE MORE:
Repair Instructions - On Vehicle
Intake Manifold Cover Replacement
Engine Oil Filler Cap
Intake Manifold Cover Bolt [3x]
Tighten
9 N.m (80 lb in)
Intake Manifold Cover
DRIVE BELT REPLACEMENT
Fig. 1: Drive Belt Routing Diagram (2.0L)
Preliminary Procedure
Front Wheelhouse Liner Replacement (LTG).
Drive Belt
Procedure
Description and Operation
Cooling Fan Description and Operation
System Overview
The engine cooling fan system consists of 2 electric cooling fans and 3 fan
relays. The cooling fan relays
are arranged in a series/parallel (S/P) configuration. This allows the engine
control module (ECM) to
operate both fans together at low o
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