Skylark L4-138 2.3L SOHC VIN 3 MFI QUAD 4 (1992)
The cracking occurs in specific areas of the cylinder head and may leave a coolant deposit on the rear (exhaust side) of the cylinder head that may
indicate leakage from these cracks. (See Figure 1)
Special Policy Adjustment
This special policy covers the condition described above for a period of seven years or 100,000 miles (150,000 km), whichever occurs first, from the
date the vehicle was originally placed in service, regardless of ownership.
The repairs will be made at no charge to the owner. This special policy applies ONLY to repairs requiring cylinder head replacement as a result of
cylinder head cracking that results in an engine coolant leak. It does not cover other conditions that may necessitate replacement of the cylinder head.
Parts Information
Whenever ordering parts for a cylinder head replacement, refer to the part numbers in figure:
Service Information
Many of the gaskets and seals on the Quad OHC engine are reusable. The reusable gaskets that you will encounter during cylinder head replacement are
the inner and outer timing chain cover gaskets. The timing chain cover gaskets should be reused if they are not torn or damaged. In addition, the Cam