Manufacturer communication — 2006 GMC YUKON

ReferenceReporter type: Manufacturer

Relation to the target vehicle

The source's vehicle field says Yukon; whether it is an XL is not stated.

Model year: Match 2006 — Source vehicle field
Model: Unknown YUKON — Source vehicle field
Trim: Match Denali — Stated in the text
…uburban, Tahoe, and GMC Yukon and Yukon Denali. The CHECK OIL LEVEL message may displa…

What the manufacturer’s document says

fault and correction ・ names this vehicle

Applies to

The information applies to 1999-2007 Chevrolet Silverado Classic and GMC Sierra Classic, and 2002-06 Cadillac Escalade, Chevrolet Avalanche, Suburban, Tahoe, and GMC Yukon and Yukon Denali.
the passage
This information applies to 1999-2007 Chevrolet Silverado Classic and GMC Sierra Classic, 2002-06 Cadillac Escalade, Chevrolet Avalanche, Suburban, Tahoe, and GMC Yukon and Yukon Denali.

Fault

The CHECK OIL LEVEL message may display after a repair if the key is left on during an oil change, or after topping off the engine oil due to a low oil condition.
the passage
The CHECK OIL LEVEL message may display after a repair if the key is left on when doing an oil change, or after topping off the engine oil due to a low oil condition.
On the Tech 2, the Engine Oil Level Switch data parameter shows OK, but the CHECK OIL LEVEL message is still displayed on the DIC.
the passage
When using the Tech 2 to view the Engine Oil Level Switch data parameter, it will show OK, but the CHECK OIL LEVEL message will still be displayed on the DIC.

Finding the cause

Possible causes

This can result when the engine coolant temperature criteria to reset CHECK OIL LEVEL have not been met; the system must see a 50° F (10° C) drop in engine coolant temperature to recheck the oil level.
the passage
These conditions could result if the engine coolant temperature criteria have not been met to reset the CHECK OIL LEVEL. The system must see a 50° F (10° C) drop in engine coolant temperature to recheck the engine oil level.

Steps to confirm (in the document’s order)

On the next key cycle, if the engine oil level is OK, the DIC message will remain off.
the passage
On the next key cycle, if the engine oil level is OK, the DIC message will remain off.

Correction

Repair

Run the engine until operating temperature is reached, then shut it off and let it cool down for 1 to 2 hours with the key in the off position.
the passage
To correct this concern, allow the engine to run until operating temperature is reached. Then shut the engine off and allow the engine to cool down for 1 to 2 hours with the key in the off position.

Compiled by reading the full text of the document; each point stands on the passage shown. Check the document itself, linked below, before working on a vehicle.

Stated content

Communication summary
Japanese translation not processed yet.
CHECK OIL LEVEL Message This information applies to 1999-2007 Chevrolet Silverado Classic and GMC Sierra Classic, 2002-06 Cadillac Escalade, Chevrolet Avalanche, Suburban, Tahoe, and GMC Yukon and Yukon Denali. The CHECK OIL LEVEL message may display after a repair if the key is left on when doing an oil change, or after topping off the engine oil due to a low oil condition. When using the Tech 2 to view the Engine Oil Level Switch data parameter, it will show OK, but the CHECK OIL LEVEL message will still be displayed on the DIC. These conditions could result if the engine coolant temperature criteria have not been met to reset the CHECK OIL LEVEL. The system must see a 50° F (10° C) drop in engine coolant temperature to recheck the engine oil level. To correct this concern, allow the engine to run until operating temperature is reached. Then shut the engine off and allow the engine to cool down for 1 to 2 hours with the key in the off position. On the next key cycle, if the engine oil level is OK, the DIC message will remain off.
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Source

Source: GM TechLink
Source reference: 2006-08-01
Received by source: 2006-08-01
Incident date: Unknown

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