FixVault
Home
›
GMC
›
1990
›
Forward Control 6.2 J, Standard
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - System/Component Tests
›
Fuel System (Diesel)
›
Notes
Fuel System (Diesel): Notes
NOTE:
The 6.2L light duty emissions engine (LH6) uses the Diesel Electronic Control (DEC) system. For complete system testing and diagnosis of DEC system, see TESTS W/CODES article.