Securing Loose Electrical Ground Connections
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
If the electrical ground connection is loose and the ground attachments are not damaged, properly securing the loose electrical ground may be all that is necessary. Carry out the following procedure to secure loose electrical ground connections.
CAUTION:
Use GM approved replacement fasteners with conductive finish for electrical ground repair.
- Using GM approved residue-free solvent or equivalent, thoroughly clean the ground stud threads and allow to dry.
- Carefully remove any corrosion from the electrical ground wire terminal. Testing for Intermittent Conditions and Poor Connections
- Using a small brush, apply Dielectric Lubricant GM P/N 12377900 (Canadian P/N 10953529) to the ground stud threads.
- Install the ground wire terminal to the ground stud.
- Install the appropriate conductive nut.
- Conductive M6 nut: Tighten to 8 N.m (71 lb in)
- Conductive M8 nut: Tighten to 22 N.m (16 lb ft)
- Conductive M10 nut: Tighten to 45 N.m (33 lb ft)
- Check for proper system operation.
CAUTION: