Chevrolet Repair Questions? Ask a Mechanic for Answers ASAP
Sounds like the theft system has been activated. Try this procedure to unlock the theft and if it works great but if not have the car towed to a dealership for further diagnosis of the theft system ok.
10 Minute Learn Procedure
Important: The vehicle learns the PasslockTM Sensor Data Code and/or password XXXXX the next ignition switch transition from OFF to CRANK. You must turn the ignition OFF before attempting to start the vehicle.
Important: There is no service interval for fuel filter replacement. Only replace the fuel filter if the filter is restricted. Inspect the fuel tank internally and clean the fuel tank if you find a restricted fuel filter.
Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
Tighten Tighten the fuel filter fitting to 27 N·m (20 lb ft).
Important: Make sure the interconnect and seal are lined up before module installation.
Tighten Tighten the retaining screws to 1.5 N·m (13 lb in).
Tighten Tighten the retaining screws to 10 N·m (18 lb in).
Notice: Refer to Fastener Notice in the Preface section.
Tighten Tighten the retaining bolts to 10 N·m (89 lb in).
Notice: This engine has aluminum cylinder heads. Do not remove the spark plugs from a hot engine, allow it to cool first. Removing the spark plugs from a hot engine may cause spark plug thread damage or cylinder head damage.
Important: Remove any water and debris from the spark plug holes before spark plug removal with compressed air.
Gap Adjust the spark plug gap to 1.0 mm (0.040 in).
Important: DO NOT coat the spark plugs with anti seize compound. Over torquing could occur and damage to the cylinder head threads may result.
Tighten Tighten the spark plugs to 20 N·m (15 lb ft).