This factory service and repair manual for the 1997 Chevrolet B7 has four engines on its list, evenly split by fuel: the naturally aspirated 6.0L and 7.0L OHV gasoline V8s, and the turbocharged 6.5L OHV V8 diesel and 6.6L OHV inline-six diesel. The body is the cab forward school bus, listed under the designation B7T042. Two diesels of different layouts is the detail that matters most in use, since a V8 diesel and an inline-six diesel share a fuel but very little else in procedure or specification.
Engines covered
- 6.0L V8 (366 cu in) — OHV, naturally aspirated, gasoline
- 7.0L V8 (427 cu in) — OHV, naturally aspirated, gasoline
- 6.5L V8 (395 cu in) — OHV, turbocharged, diesel
- 6.6L inline-six (403 cu in) — OHV, turbocharged, diesel
Body styles covered
- Bus (school), cab forward
Trims covered
- B7T042
Known issues on the 1997 B7. This bus has no recall on the federal record and no complaint from an owner at NHTSA. The manual's value is that it holds four engines and one chassis between the same covers. Each engine has its own procedures, specifications, torque values, wiring diagrams and diagnostics, and the cab forward chassis material, from frame and suspension through driveline, brakes and steering to the body electrical circuits, applies whichever engine is fitted.
VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH POWER STEERING. SOME OF THESE VEHICLES WERE ASSEMBLED WITH AN INCORRECT INTERMEDIATE STEERING SHAFT. THE OVERLAP IN THE SLIP JOINT
THIS COULD LEAD TO LOSS OF STEERING, INCREASING THE RISK OF A VEHICLE CRASH.
DEALERS WILL INSPECT THE STEERING SHAFT AND, IF NECESSARY, REPLACE THE INTERMEDIATE STEERI
VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH 6.0L GASOLINE ENGINE, 10,000 LB. FRONT AXLE, AND POWER STEERING. THE POWER STEERING FLUID CAN LEAK AS A RESULT OF A POWER STEERIN
EVENTUALLY, ALL POWER STEERING ASSIST WOULD CEASE, RESULTING IN A LOSS OF STEERING CONTROL
DEALERS WILL INSTALL A NEW POWER STEERING HOSE AND ADAPTER.
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules
EFFECT OF STEERING BOX LIMITER ADJUSTMENT ON TURNING RADIUS AND POSSIBILITY OF POWER STEERING SYSTEM DAMAGE DUE TO IMPROPER ADJUSTMENT. VARIOUS 1990-2004 MODELS. *TT
A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP, LEADING TO COMPLAINTS OF POOR PERFORMANCE OR FUEL ECONOMY, HARD/NO STARTS, HESITATION, AND THE SERVICE ENGINE SOON LIGHT ILLUMINATED. SPECIAL POLICY ADJUSTMENT 00064. *TT PRODUCT FIELD
RELEASE OF NEW REAR BRAKE PIPE SHIELDS. *TT
A FAILURE OF THE ELECTRONIC DIESEL FUEL INJECTION PUMP, LEAKING TO COMPLAINTS OF POOR PERFORMANCE OR FUEL ECONOMY, HARD / NO STARTS, HESITATION, AS WELL AS ILLUMINATION OF THE SERVICE ENGINE SOON LIGHT. *TT
SOME DRIVERS MAY COMMENT ABOUT THE ABS LAMP ILLUMINATING. AN ABS DIAGNOSTIC TROUBLE CODE 0281 - BRAKE SWITCH CIRCUIT MAY HAVE BEEN SET ON THOSE VEHICLES EQUIPPED WITH HYDRAULIC BRAKES. THE DIAGNOSTIC TROUBLE CODE WILL BE STORED IN MEMORY AN
INFORMATION ON FUEL TANK SHIELDS. *TT
Showing the 8 most recent of 14 technical service bulletins on file with NHTSA.
