Power Steering - High Steering Effort

91chevy06

GMC NUMBER: 91-3B-60


GROUP: 3B Steering


DATE: January, 1991


CORPORATE


NUMBER: 863201R


SUBJECT: HIGH POWER STEERING EFFORT


MODELS: 1988-91 C/K LIGHT DUTY TRUCKS


THIS BULLETIN CANCELS AND REPLACES GMC TRUCK SERVICE BULLETIN 89-T-41 DATED MARCH, 1990 (CORPORATE # 863201R) TO INCLUDE THE 1990-91 MODEL YEARS AND TO UPDATE THE PART NUMBERS. ALL COPIES OF 89-T-41 SHOULD BE DISCARDED.

Customer comments of high power steering effort may be received on 1988-1991 C/K trucks. C/K trucks have been designed with a higher required steering effort to provide a better road feel. Before replacing any power steering components, check suspension components to be sure they are not damaged or worn out. If suspension components show no problems and the customer wishes to have the steering effort reduced, the following parts can be installed.

SERVICE PARTS INFORMATION

Part Number Description

26027058 Steering Valve

26010275 Adjuster Plug Seal Kit

Parts are expected to be available on February 4, 1991. Until then normal part orders will not be accepted by GMSPO.


Only verifiable emergency VIP orders will be accepted. GMSPO will make every effort to obtain parts. All parts will be placed on 400 control to waive VIP surcharges. However, the parts will be shipped premium transportation at dealer's expense. All other order types will be canceled as incorrectly ordered while 400 control is in place.


WARRANTY INFORMATION
For vehicles repaired under warranty use:

Labor
Model Operation Labor Time

C Truck E9720 1.0 hr.

K Truck E9720 1.2 hrs.

Add: .1 hr if equipped with power brakes.


SERVICE MANUAL REFERENCE:

Reference the Power Steering section of the appropriate Light Duty Truck Unit Repair Manual for installation instructions.