Fuel - Driveability Concerns/Hesitation/Stumble/Stalling

File In Section: 06 - Engine/Propulsion System

Bulletin No.: 99-06-04-017

Date: May, 1999

TECHNICAL

Subject:
Driveability Concerns - Hesitation, Stumble, Stalling
(Replace injector Harness)

Models:
1997 Geo Metro
1997 Pontiac Firefly (Canada Only)

Condition

Some customers may comment about an intermittent hesitation, stumble, possible stalling, or similar driveability concerns.

Cause

The wiring harness terminals, which connect to the fuel injector, may have poor contact with the injector terminals.

Correction

Install a fuel injector wiring harness service kit, P/N 91175409. Follow the service procedure In the Engine Controls sub-section of the Service Manual.

Parts information

Part Number Description

91175409 TBI Connector Repair Kit

Parts are currently available from GMSPO.

Warranty information

For vehicles repaired under warranty, use:

Labor Description Labor Time

N6985 Harness, Fuel Injector Use published labor
Wiring - Replace operation time