Chevrolet Silverado / GMC Sierra. Service manual — part 731

Illustration

Tool Number/ Description

J 8092

Driver Handle

J 21128

Axle Pinion Oil Seal Installer

J 23690

Bearing Installer

J 2619-01

Slide Hammer

J 39700

100-Pin Breakout Box

2008 Chevrolet Silverado 1500

2008 BRAKES Antilock Brake System - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

J 39700-325

Breakout Box Adapter

J 39700-650

Adapter Cable

J 45857

Tone Wheel and/or Bearing Remover

J 45860

Tone Ring Installer

2008 Chevrolet Silverado 1500

2008 BRAKES Antilock Brake System - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

J 46079

Tire Pressure Monitor Diagnostic Tool

2008 Chevrolet Silverado 1500

2008 BRAKES Antilock Brake System - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

2008 TRANSMISSION

Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

SYMPTOMS - AUTOMATIC TRANSMISSION

VISUAL/PHYSICAL INSPECTION

Inspect the easily accessible or visible system components for obvious damage or conditions
which could cause the symptom.

INTERMITTENT

Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to
Testing for Intermittent Conditions and Poor Connections .

SYMPTOM LIST

Refer to a symptom diagnostic procedure from the following list in order to diagnose the
symptom:

Fluid Diagnosis

Transmission Fluid Check

Fluid Pressure High or Low

Automatic Transmission Fluid Leaks

Fluid Leak Diagnosis

Noise and Vibration Diagnosis

IMPORTANT: Use the symptom tables only if the following conditions are met:

Refer to Diagnostic Starting Point - Vehicle .

There are no DTCs set.

The control modules can communicate via the serial data
link.

Review the system operation in order to familiarize yourself
with the system functions. Refer to Transmission General
Description and Transmission Component and System
Description.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 6L50/6L80/6L90 - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado