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Genuine GM parts have one of these marks:

California Proposition 65 WarningTop Tether Anchor
A top tether (3, 4) anchors the top of the child restraint to the vehicle. A
top tether anchor is built into the vehicle. The top tether attachment (2) on the
child restraint connects to the top tether anchor in the vehicle in order to reduce
the forward movement and rotation of the child re ...
Neutral - Engine Running (Gen 2)
When the gear selector is moved to the Neutral (N) position, the hydraulic and
electrical system operation is identical to Park (P) range. However, if Neutral
is selected after the vehicle was operating in Reverse (R), the normally-low 35R
pressure control solenoid is commanded OFF and the fol ...
Oil Level Indicator Tube Replacement
Removal Procedure
Note: If the engine oil level is at maximum, some oil may
emerge when drawing out the oil dipstick guide tube.
Place collecting basin underneath.
Remove the oil level indicator tube bolt (1).
Remove the oil level indicator tubeR ...