1997 GMC Sonoma Service and Repair Manual
This factory service and repair manual for the 1997 GMC Sonoma is built around two naturally aspirated overhead-valve engines, the 2.2L inline-four at 134 cubic inches and the 4.3L V6 at 262 cubic inches. Three cab configurations are covered — the three-door extended cab pickup, the two-door extended cab pickup and the two-door standard cab pickup — across SL, SLE and SLS trim. The service content follows the truck by system, so engine, driveline, chassis, body and wiring work each have their own specifications and diagnostic steps.
Engines covered
- 2.2L inline-four (134 cu in) — OHV, naturally aspirated, gasoline
- 4.3L V6 (262 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 3-door extended cab pickup
- 2-door extended cab pickup
- 2-door standard cab pickup
Trims covered
- SL
- SLE
- SLS
Known issues on the 1997 Sonoma. Three recalls are on the federal record. One describes a front brake line that can rub the side of the oil pan until it wears through and bleeds off pressure during braking. Another concerns outboard safety belt webbing that can separate in a frontal impact, leaving no restraint if the crash continues. The third is a service fuel pressure regulator built without its sealing ring, which can leak. Brakes and visibility account for most of 134 complaints, and both are worked through here in detail.
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
IF A SEPARATION OCCURRED AND THERE WERE SECONDARY CRASH EVENTS OR VEHICLE ROLLOVER, THERE WOULD BE N
DEALERS WILL INSTALL A PROTECTIVE COVER OVER THE RECLINER MECHANISM.
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
FUEL MAY LEAK, POSSIBLY RESULTING IN A FIRE.
DELPHI WILL NOTIFY OWNERS AND REPLACE THE UPR FREE OF CHARGE. THE RECALL BEGAN ON APRIL 23, 2007.
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
BRAKE FLUID LOSS CAN REDUCE BRAKING EFFECTIVENESS AND INCREASE STOPPING DISTANCES RESULTING IN A VEH
DEALERS WILL INSPECT THE CLEARANCE BETWEEN THE OIL PAN AND THE BRAKE LINE. IF THE CLEARANCE IS 6MM
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
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
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
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
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH
SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT
HEAT COMING FROM VENTS WITH HVAC OFF. *TT
Showing the 8 most recent of 33 technical service bulletins on file with NHTSA.
ABS BRAKE FAILURE. *AK
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
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
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
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.
