Lubrication to prevent seizing

/ 9-3 (9400) / 2002 / 2. Engine / Turbocharger system, diesel / Adjustment/replacement / Lubrication to prevent seizing

Screw connections exerted to considerable changes in temperature tend to seize, making it difficult to loosen them at the next service.

Examples of such screw connections:

Oxygen sensor

Exhaust manifold and turbo unit nuts

Recommended lubricant: 30 20 971 Screw union paste or NEVER SEIZE.

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