Momentary Loss of Oil Pressure While Braking During an Aggressive Turning or Cornering Maneuver (Replace Oil Pump Pipe and Screen Assembly and Oil Pan) #05-06-01-021 - (Jun 20, 2005)
2004-2005 Chevrolet Colorado
2004-2005 GMC Canyon
with 3.5L Engine (VIN 6 -- RPO L52)
Built Prior to February 11, 2005 with 2WD and ZQ8 Sport Chassis Package
Condition
Some customers may comment on a momentary loss of oil pressure while braking during an aggressive turning or cornering maneuver. An engine knock may also be heard as a result of this oil pressure loss.
Correction
Replace the oil pump pipe and screen assembly, P/N 12594424 (2nd design). Refer to Oil Pump Pipe and Screen Assembly Replacement (SI Document ID #1220726).
Replace the oil pan, P/N 12600498 (2nd design without baffle). Refer to Oil Pan Replacement (SI Document #1220716).