1994 Chevrolet Blazer Service and Repair Manual

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Factory-Grade Data

1994 Chevrolet Blazer 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

  • Silverado Sport Sport Utility 2-Door
  • Silverado Sport Utility 2-Door
  • Base Sport Utility 2-Door

Engines covered

  • 6.5L 395Cu. In. V8 DIESEL OHV Turbocharged
  • 5.7L 350Cu. In. V8 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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Payment methods

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  • Visa

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Vehicle Safety Data

1994 Chevrolet Blazer Recalls & Complaints

NHTSA #07E08800024/10/2007Component: EQUIPMENT

CERTAIN HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHI

Consequence

THIS CONDITION MAY CAUSE INADEQUATE SEALING AND LOSS OF ENGINE OIL, POSSIBLY RESULTING IN

Remedy

HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING N

NHTSA #94V11400020/06/1994Component: TRAILER HITCHES

THE TRAILER HITCH ATTACHING BOLTS WERE NOT TIGHTENED TO THE SPECIFIED TORQUE. THIS CAN LEAD TO LOOSENING AND SUBSEQUENT BREAKAGE OF THE FASTENERS.

Consequence

IF THIS WERE TO OCCUR WHILE THE TRAILER WAS BEING PULLED, THE HITCH AND TRAILER CAN SEPARA

Remedy

DEALERS WILL TORQUE ALL EIGHT TRAILER HITCH BOLTS TO THE CORRECT TORQUE.

NHTSA #99V19300019/07/1999Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED

VEHICLE DESCRIPTION: CERTAIN 4-WHEEL DRIVE PICKUP TRUCKS AND SPORT UTILITY VEHICLES EQUIPPED WITH ABS (ANTILOCK BRAKING SYSTEM) MANUFACTURED FROM SEPTEMBER 1989 THROUGH AUGUST 199

Consequence

IF THIS OCCURRED AT A TIME WHEN MINIMUM STOPPING DISTANCE WAS REQUIRED, A VEHICLE CRASH CO

Remedy

DEALERS WILL REPLACE OR REPAIR THE 4-WHEEL/2-WHEEL DRIVE SWITCH.

NHTSA #99I00600019/07/1999Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED

THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. VEHICLE DESCRIPTION: CERTAIN LIGHT DUTY PICK

Consequence

THESE VEHICLES CAN EXPERIENCE EXTENDED STOPPING DISTANCES DURING ABS STOPS ON CERTAIN MULT

Remedy

DEALERS WILL MODIFY THE COMPUTER PROGRAM WHICH OPERATES THE ABS UNIT ON SOME VEHICLES, OR

NHTSA #06E04300019/05/2006Component: FUEL SYSTEM, GASOLINE

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER

Consequence

THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FU

Remedy

HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGA

NHTSA #06E04100018/05/2006Component: FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

CERTAIN R&B, INC. CENTRAL MULTIPORT FUEL INJECTION (CMFI) FUEL RETURN LINES, MODELS HELP 55163, NAPA BALKAMP 700-3270, AND THE CONNECTION 2560001, SOLD FOR USE AS REPLACEMENT EQUIP

Consequence

A FUEL LEAK CAN OCCUR AT THE VALVE, POSSIBLY RESULTING IN A FIRE.

Remedy

R&B, INC. WILL NOTIFY OWNERS AND AT THE CUSTOMERS REQUEST, EITHER REPLACE THE FUEL LINE OR

NHTSA #95I00500013/12/1994Component: ENGINE AND ENGINE COOLING:ENGINE:DIESEL

VEHICLE DESCRIPTION: LIGHT DUTY PICKUP TRUCKS, VANS AND MOTORHOMES EQUIPPED WITH ELECTRONICALLY FUEL INJECTED 6.5L DIESEL ENGINE. THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH

Consequence

CERTAIN VEHICLES CAN EXHIBIT SOME DRIVEABILITY CONCERNS SUCH AS POOR THROTTLE RESPONSE, ST

Remedy

DEALERS WILL INSTALL SOME RECENTLY DEVELOPED ENHANCEMENTS WHICH WILL IMPROVE THE OVERALL D

TSB #10168979

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10165876

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock ce

TSB #10141381

This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock c

TSB #10246631

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

TSB #10007838

DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT

TSB #10006961

POP SNAP NOISE IN THE FRONT SUSPENSION WHEN BRAKING. *MR

TSB #634999

DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT

TSB #608382

SUBJECT REGARDING ABS 3-SENSOR EBC4 - SPECIAL POLICY. *TT

Showing the 8 most recent of 24 technical service bulletins on file with NHTSA.

19980209Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported4 injured

WHILE MAKING A PANIC STOP, BRAKES WERE HELD FIRM TO THE FLOOR. VEHICLE, AT FIRST, SKIDDED AND THEN SEEMED TO COAST. VEHICLE DID NOT STOP BUT HIT ANOTHER VEHICLE, RESULTING IN INJUR

19971029Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported3 injured

ABS: APPLIED BRAKES HARD, PEDAL WENT TO FLOOR, VEHICLE KEPT GOING, HIT LEFT SIDE OF ANOTHER MOVING VEHICLE. ACCORDING TO DEALERSHIP, BRAKES WORKING PERFECTLY. VEHICLE AVAILABLE F

19951102Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported2 injured4 fatalities

THE TRUCK HAS ABS BRAKES. WHEN APPLYING BRAKES THEY WERE NOT OPERATING AND CAUSED A FOUR CAR COLLISION. TT CONSUMER LISTS THAT THERE WERE TWO INJURIES AND FOUR FATALITIES, NOTHIN

19951102Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTSCrash reported2 injured4 fatalities

THE TRUCK HAS ABS BRAKES. WHEN APPLYING BRAKES THEY WERE NOT OPERATING AND CAUSED A FOUR CAR COLLISION. TT CONSUMER LISTS THAT THERE WERE TWO INJURIES AND FOUR FATALITIES, NOTHIN

Showing the 4 most serious of 774 complaints filed with NHTSA.

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