To keep fuel systems clean, TOP TIER detergent gasoline is recommended. See Fuel (Gasoline).
If TOP TIER detergent gasoline is not available, one bottle of GM Fuel System Treatment Cleaner added to the fuel tank at every engine oil change, can help. GM Fuel System Treatment Cleaner is the only gasoline additive recommended by General Motors. It is available at your dealer.
California Fuel Requirements
(Gasoline)
Fuel for Diesel EnginesCylinder Head Assemble Engine Block Cylinder Head
Special ToolsEN 8062 Valve Spring Compressor – Head OffEN 46116 Valve Stem Seal Remover/InstallerEN 46117 Valve Stem Key Remover/InstallerEN 46119 Off-Vehicle Valve Spring Compressor AdapterEN 46122 Camshaft Position Actuator Check-Ball Valve Remover/InstallerFor equivalent regional tools, refer t ...