New Product Information for Chevrolet Chevrolet C-Series Medium Duty Truck B7 2000
The purpose of New Product Information is to highlight
important technical changes from the previous model year.
Changes may include one or more of the following items:
| • | Torque values and/or fastener tightening strategies |
| • | Changed engine specifications |
| • | New sealants and/or adhesives |
| • | Disassembly and assembly procedure revisions |
| • | Engine mechanical diagnostic procedure revisions |
| • | New special tools required |
| • | A component comparison from the previous year |
Torque Values and/or Fastener Tightening Strategies
| • | Cylinder head bolts now apply a torque angle strategy. |
Engine Mechanical Diagnostic Procedure Revisions
| • | Base Engine Misfire, Valve Train, and other diagnostic information
is now provided in table form. |
| • | Potential or probable causes are supplied for each specific concern. |
Component Comparison from the Previous Year
| • | The 1998 6.0 liter LS0 or 7.0 liter LR0 engine has been replaced
by the new 1999 7.4 liter LP4 or L21 engine. The new features include a distributorless
ignition system: |
| - | Crankshaft position sensor and reluctor ring |
| - | Camshaft position sensor |
| - | Eight individual ignition coils |