Electrical - Driveability, Erratic Speedometer/Cruise

9229chevy02

Number: 92-178-8A

Section: 8A

Date: April 1992

Corporate Bulletin No.: 238106

ASE No.: A6


Subject:
INTERMITTENT ELECTRICAL CONDITIONS


Model and Year:
1992 LUMINA APV WITH 3800 ENGINE (RPO L27)





One or more intermittent electrical conditions may exist on the 1992 U Van with the 3800 (VIN Code L) engine. Some of these conditions may be: Driveability, erratic speedometer, cruise control, or instrument cluster operation.

CAUSE:

The nut securing the ground wires at the G105 stud may be loose. The circuit is shown on page 8A-14-3 of the Service Manual. The stud is located under the front coil of the DIS coil pack, on the right side of the engine, just behind the serpentine drive belt (See Illustration).

CORRECTION:

Tighten the nut to 17 N-m (12 ft.lb.) torque. Recheck for proper operation of the affected circuits.

Warranty Information:

Labor Operation: T1855
Labor Time: .2 hr.