N39453 Chapter 3
Page 35
Models - 4.4GM, 4.4TGM, 4.4TWGM, 4.4TW2GM, 4.4GM rad, 4.4TGM rad, 4.4TWGM
rad & 4.4TW2GM rad, control panel (optional)
Oil pressure gauge (A1)
Shows engine oil pressure. The oil pressure will be greatest after a cold engine is started. If the gauge reading
is uctuating and the load has become stable, perform the following steps:
• Remove the load.
• Check and maintain oil level.