Engine Lubrication

Fuel and Emissions

See also:

Checking Loads
The best way to confirmthat all loads are within limits is to check them at a public scale. For public scales in your area, check your local phone book, or contact your trailer dealer or ren ...

A/C Compressor Relief Valve Replacement
1. Recover the refrigerant with a recovery/recycling/charging station (see page 21-80). 2. Raise the vehicle on a lift. 3. Remove the relief valve (A) and the O-ring (B). Plug the opening to k ...

A/C Condenser Fan High Speed Circuit Troubleshooting
ECM/PCM CONNECTOR A (49P) Terminal side of female terminals Is there battery voltage? YES-Go to step 6. NO-Repair an open in the wire between the under-hood fuse/relay box and the ECM/PCM. If ...