1997 GMC Sonoma Service and Repair Manual

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Factory-Grade Data

1997 GMC Sonoma service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • SLE Extended Cab Pickup 3-Door
  • SLS Extended Cab Pickup 3-Door
  • SLS Extended Cab Pickup 2-Door
  • SLE Extended Cab Pickup 2-Door
  • SL Standard Cab Pickup 2-Door
  • SLS Standard Cab Pickup 2-Door
  • SLE Standard Cab Pickup 2-Door

Engines covered

  • 2.2L 2190CC 134Cu. In. l4 GAS OHV Naturally Aspirated
  • 4.3L 262Cu. In. V6 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

1997 GMC Sonoma Recalls & Complaints

NHTSA #97V09600112/06/1997Component: SEAT BELTS

VEHICLE DESCRIPTION: EXTENDED CAB PICKUP TRUCKS EQUIPPED WITH 60/40 FRONT BENCH SEATS AND EXTENDED CAB PICKUP TRUCKS AND 2-DOOR UTILITY VEHICLES EQUIPPED WITH MANUAL LOCKING RECLINER BUCKET SEATS. T

Consequence

IF A SEPARATION OCCURRED AND THERE WERE SECONDARY CRASH EVENTS OR VEHICLE ROLLOVER, THERE WOULD BE N

Remedy

DEALERS WILL INSTALL A PROTECTIVE COVER OVER THE RECLINER MECHANISM.

NHTSA #07E02100012/03/2007Component: FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

CERTAIN DELPHI FUEL PRESSURE REGULATORS, P/NOS. FP10020-11B1, FP10026-11B1, AND FP10027-11B1, SOLD AFTER JANUARY 9, 2007, AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES LISTED ABOVE. THE UNI

Consequence

FUEL MAY LEAK, POSSIBLY RESULTING IN A FIRE.

Remedy

DELPHI WILL NOTIFY OWNERS AND REPLACE THE UPR FREE OF CHARGE. THE RECALL BEGAN ON APRIL 23, 2007.

NHTSA #97V14600111/09/1997Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

VEHICLE DESCRIPTION: LIGHT DUTY PASSENGER PICKUP TRUCKS EQUIPPED WITH 4.3L ENGINES. THE FRONT BRAKE LINE CAN CONTACT THE LEFT-HAND SIDE OF THE ENGINE OIL PAN CAUSING THE BRAKE LINE TO WEAR TO THE PO

Consequence

BRAKE FLUID LOSS CAN REDUCE BRAKING EFFECTIVENESS AND INCREASE STOPPING DISTANCES RESULTING IN A VEH

Remedy

DEALERS WILL INSPECT THE CLEARANCE BETWEEN THE OIL PAN AND THE BRAKE LINE. IF THE CLEARANCE IS 6MM

TSB #10232287

This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

TSB #10208027

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10171318

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #10082506

THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO CALIBR

TSB #10246631

Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules

TSB #10013572

4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH

TSB #10010375

SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT

TSB #10010270

HEAT COMING FROM VENTS WITH HVAC OFF. *TT

Showing the 8 most recent of 33 technical service bulletins on file with NHTSA.

19990217Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISCCrash reported2 injured

ABS BRAKE FAILURE. *AK

20121125Component: SEAT BELTSCrash reported1 injured

I HAD A 97 GMC SONOMA THAT I WAS GOING DOWN A DIRT ROAD ABOUT 30-35 MPH AND SWERVED TO MISS A TRUCK COMING ON MY SIDE OF THE ROAD AND LOST TRACTION AND FLIPPED OVER A HILL AND ROLLED 3 TIMES AND THE A

20121125Component: STRUCTURE:BODYCrash reported1 injured

I HAD A 97 GMC SONOMA THAT I WAS GOING DOWN A DIRT ROAD ABOUT 30-35 MPH AND SWERVED TO MISS A TRUCK COMING ON MY SIDE OF THE ROAD AND LOST TRACTION AND FLIPPED OVER A HILL AND ROLLED 3 TIMES AND THE A

20121125Component: AIR BAGSCrash reported1 injured

I HAD A 97 GMC SONOMA THAT I WAS GOING DOWN A DIRT ROAD ABOUT 30-35 MPH AND SWERVED TO MISS A TRUCK COMING ON MY SIDE OF THE ROAD AND LOST TRACTION AND FLIPPED OVER A HILL AND ROLLED 3 TIMES AND THE A

20120416Component: SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGESCrash reported1 injured

UNABLE TO STOP DUE TO BRAKE PEDAL GOING ALL THE WAY TO THE FLOOR! BRAKE PEDAL AND ACCELERATOR PEDAL ARE POSITIONED TOO CLOSE, AND WHEN BRAKE PEDAL IS ALL THE WAY DOWN, FOOT COMES IN CONTACT WITH ACCEL

Showing the 5 most serious of 160 complaints filed with NHTSA.

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