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Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningAir Conditioning Compressor Replacement (1.6L LDE, LXV, and 1.8L 2H0)
Preliminary Procedures
Recover the refrigerant. Refer to Refrigerant Rec . overy and
Recharging.
Remove drive belt. Refer to Drive Belt Replacement.
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Disconnect the A/C compressor electrical connector
Re ...
Cruise Control
For vehicles with cruise control:
: Press to turn the cruise control system on and off.
RES/+: Move the thumbwheel up to resume a previously set speed or to accelerate.
SET/−: Move the thumbwheel down to set a speed or to make the vehicle decelerate.
: Press to disengage cruise contro ...
Installation Procedure
Align the rear side door outer panel.
Verify the fit of the rear side door outer panel.
Clamp the rear side door outer panel
into position.
Pre-flanging the flange with BO-6396 pliers and BO-6392 tool kit .
Continue to hammer in stages along the hem flanges.
App ...