GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
1999
🢒
Cavalier (CNG)
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Body and Accessories
🢒
Collision Repair
🢒 Quarter Panel Replacement
CNG Fill Valve Access Hole Drilling Procedure
Replace the left quarter panel. Refer to Quarter Panel Replacement in the 1999 J Platform Service Manual.
Measure and mark the left quarter panel. Refer to View 1 in
Form and Pierce Holes Description
. Verify all measurments before drilling.
Drill the four holes (A, C, D, E) to 6.7 mm (17/64 in).
Drill the one hole (B) to 76.2 mm (3.0 in) at a 20° angle. Refer to View 2 in
Form and Pierce Holes Description
.
Vacuum all metal chips.
Treat each hole with zinc-rich primer or the equivalent.