Engine - Whining Noise At 1,100 to 1,500 RPM

Condition

Engine, Whining Noise Between 1100 and 1500 RPM





17 07 01 Jan.16, 2007, 2001871, supersedes Technical Bulletin Group 17 number 02-03 dated May 30, 2002 due to inclusion in ElsaWeb.

Technical Background
Whining noise from engine between 1100 and 1500 RPM (vibration may also be felt in passenger-side floorboard area).

This noise may be caused by the oil cooler mounting.Vibration from oil cooler/filter flange (which is bolted to the vehicle chassis) could be transmitted to the body.

Production Solution
New isolators are installed beginning with Vehicle Identification Number (VIN): 3B_E388529 and VIN 3B_P353571.See Required Parts and Tools

Service
For vehicles produced prior to listed VINs:





- Identify three (3) bonded rubber isolators -4- on oil cooler flange.

Isolator, identifying





- "Old" bonded rubber isolator has metal casing 2/3 the length of the rubber between the studs.
- "New" bonded rubber isolator is solid rubber between the studs and has no metal casing.

If old bonded rubber isolators are installed:
- Replace three (3) isolators with new bonded rubber isolators.

Whenever oil cooler mounting is removed:
- Always install new isolators, using appropriate sealer (see Repair Manual Group 17, Engine Lubrication, Oil filter housing, disassembling and assembling).





Warranty

Required Parts and Tools





No Special Tools required

Tip: Part number(s) are for reference only.Always see ETKA for the latest part(s) information.