Repair manual
Buick Electra Park Avenue Repair Manual
Step-by-step repair and maintenance instructions for the Buick Electra Park Avenue (1990–1990): removal, installation, adjustment, diagnostics and parameter checks with illustrations.
67sections
418articles
ENManual language
- General information
- READ THIS FIRST
- Trouble Codes
- Flash Code Diagnostics
- Scan Tester Diagnostics
- On-Board Diagnostics
- Diagnostic Procedure
- Description
- Test Conditions
- Failure Conditions
- Conditions To Clear
- Action Taken
- DESCRIPTION & OPERATION
- SUPPLEMENTAL INFLATABLE RESTRAINT (SIR) SYSTEM
- DIAGNOSTIC ENERGY RESERVE MODULE (DERM)
- INFLATABLE RESTRAINT INDICATOR LIGHT
- ARMING SENSOR
- DISCRIMINATING SENSORS
- SIR COIL ASSEMBLY
- INFLATOR MODULE
- RESISTOR MODULE
- SERVICE PRECAUTIONS
- SPECIAL TOOLS
- DISABLING & ACTIVATING AIR BAG SYSTEM
- POST-COLLISION INSPECTION
- DEPLOYED AIR BAG
- UNDEPLOYED AIR BAG
- SCRAPPED VEHICLE
- DIAGNOSTIC ENERGY RESERVE MODULE (DERM) (DEVILLE & FLEETWOOD)
- Removal & Installation
- DIAGNOSTIC ENERGY RESERVE MODULE (DERM) (ALL OTHERS)
- Removal & Installation (DeVille & Fleetwood)
- Removal (Ninety-Eight, Park Avenue & Touring Sedan)
- Installation
- Removal
- Removal & Installation (Ninety-Eight, Park Avenue & Touring Sedan)
- TESTING - SYSTEM OPERATION CHECK
- WIRE REPAIR
- TORQUE SPECIFICATIONS
- WIRING DIAGRAMS
- DESCRIPTION
- BLEEDING BRAKE SYSTEM
- BLEEDING FRONT BRAKES
- BLEEDING FRONT BRAKES WITH PRESSURE BLEEDER
- BLEEDING REAR BRAKES
- Bleeding Rear Brakes With Fully Charged Accumulator
- ABS FUNCTION CHECK
- SYMPTOM DIAGNOSIS CHARTS
- ABS DIAGNOSTIC CODES
- ABS CODE-TO-TEST MENU
- CHART A1, CODES 11 & 12 - EBCM PROBLEM
- CHART A-2, CODE 21 - MAIN VALVE
- CHART A3, CODE 22 - LEFT FRONT INLET VALVE
- CHART A4, CODE 23 - LEFT FRONT OUTLET VALVE
- CHART A5, CODE 24 - RIGHT FRONT INLET VALVE
- CHART A6, CODE 25 - RIGHT FRONT OUTLET VALVE
- CHART A7, CODE 26 - RIGHT INLET VALVE
- CHART A8, CODE 27 - REAR OUTLET VALVE
- CHART A9, CODES 31/35/41/55 OR 75 - LEFT FRONT SENSOR
- CHART A10, CODES 32/36/42/56 OR 76 - RIGHT FRONT SENSOR
- CHART A-11, CODES 33/37/43/57 OR 77 - RIGHT REAR SENSOR
- CHART A-12, CODES 34/38/44/58/78 - LEFT REAR SENSOR
- CHART A-13, CODES 45/46/47/48 - MISSING WHEEL SENSOR SIGNAL
- CHART A-14, CODES 51-54/71-74 - PRESSURE REDUCTION FAULT
- PRESSURE FAULT MENU
- CHART A-15, CODE 61 - LOW FLUID PRESSURE
- CHART B, ABS LAMP "ON"
- CHART B1, IGNITION ENABLE CIRCUIT
- CHART B2, EBCM LOOP CIRCUIT OPEN
- CHART B3, EBCM LOOP GROUNDED
- CHART B4, MAIN RELAY CIRCUIT
- CHART B5, ABS LAMP CIRCUITS
- CHART B6, MISCELLANEOUS EBCM INPUTS
- CHART C, BRAKE LAMP "ON"
- CHART D, ABS & BRAKE LAMPS "ON"
- CHART D1, PUMP INOPERATIVE
- CHART D2, HYDRAULIC UNIT FUNCTIONAL CHECK
- CHART D4, EXTENDED PUMP OPERATION
- CHART D5, PRESSURE SWTCH PERFORMANCE
- CHART D6, HYDRAULIC UNIT LEAKDOWN
- CHART E, SYMPTOM DIAGNOSIS
- SYMPTOM-TO-CHART MENU
- CHART E1, ABS LAMP INOPERATIVE
- CHART E2, ABS LAMP DIM
- CHART E3, VALVE CHATTER DURING STOPS
- CHART E-4, LOW OR SPONGY BRAKE PEDAL
- CHART E5, POOR TRACKING DURING STOPS
- CHART F1, RR SENSOR OUTPUT
- CHART F2, LF SENSOR OUTPUT
- CHART F3, LR SENSOR OUTPUT
- CHART F4, RF SENSOR OUTPUT
- CHART G, SOLENOID VALVE OPERATIONAL TEST
- DIAGNOSIS & TESTING
- DIAGNOSTIC PROCEDURE
- PRE-DIAGNOSIS INSPECTION
- NOTE ON INTERMITTENTS
- INSTALLING PRESSURE GAUGE
- ABS SAFETY PRECAUTIONS
- HYDRAULIC UNIT R & I
- Removal & Installation
- HYDRAULIC ACCUMULATOR R & I
- Removal
- Installation
- PUMP/MOTOR ASSEMBLY R & I
- RESERVOIR ASSEMBLY R & I
- VALVE BLOCK ASSEMBLY R & I
- PRESSURE SWITCH R & I
- REAR WHEEL SENSOR AIR GAP TABLE
- APPLICATIONS
- OVERVIEW
- TCC CONTROL COMPONENTS
- Brake Switch
- Coolant Temperature Sensor
- Electronic Control Module (ECM)
- TCC Solenoid Assembly
- Throttle Position Sensor (TPS)
- Vacuum Sensor
- Vehicle Speed Sensor (VSS)
- 3rd & 4th Gear Switch
- TROUBLE SHOOTING
- Problem in Electronic Control Module
- Electrical Problems
- Valve Body Assembly
- Oil Pump Assembly
- CONVERTER CLUTCH APPLY SLIPS, ROUGH OR SHUDDERS
- CONVERTER CLUTCH DOES NOT RELEASE
- DIAGNOSTIC TOOLS
- RETRIEVING TROUBLE CODES
- CLEARING TROUBLE CODES
- OUTPUT DISPLAYS
- DIAGNOSTIC CHARTS
- PFI CHART C-1 - ECM CHECK
- Notes On Fault Tree
- PFI Chart C-1 - ECM Check Flowchart
- Diagnostic Aids
- CODE 25, MANIFOLD AIR TEMPERATURE SENSOR SIGNAL VOLTAGE LOW - 5.0L & 5.7L TBI
- CODE 24, VEHICLE SPEED SENSOR - 2.8L PFI A & J BODIES
- CHART C-8, TORQUE CONVERTER CLUTCH - 4.3L TBI B BODY
- CODE 24, VEHICLE SPEED SENSOR - 3.8L PFI - C & H BODIES
- CHART C-1A, PARK/NEUTRAL SWITCH - 3.8L PFI - C & H BODIES
- CHART C-8, TORQUE CONVERTER CLUTCH - 3.8L PFI (TURBO) G BODY
- CODE 25, MANIFOLD AIR TEMPERATURE SENSOR SIGNAL VOLTAGE HIGH
- CHART C-8, TORQUE CONVERTER CLUTCH 2.3L PFI - N BODY
- CODE 24, VEHICLE SPEED SENSOR - 2.3L PFI - N BODY
- CODE 24, VEHICLE SPEED SENSOR 2.5L TBI - A BODY (WITH IN-DASH SPEED SENSOR)
- CHART C-8A, TRANSMISSION CONVERTER CLUTCH - 2.0L (VIN 1) TBI - J & L BODIES
- CHART C-8, TORQUE CONVERTER CLUTCH - 2.0L PFI - J & N BODIES
- CODE 24, VEHICLE SPEED SENSOR 2.0L PFI - J & N BODIES
- CHART C-1A, PARK/NEUTRAL SWITCH - 2.0L PFI - J & N BODIES
- CHART C-8, TORQUE CONVERTER CLUTCH - 2.0L (VIN K) & 2.5L TBI
- CHART C-8, TORQUE CONVERTER CLUTCH - 3.8L "3800" PFI BONNEVILLE, ELECTRA & NINETY-EIGHT
- CODE 24, VEHICLE SPEED SENSOR - 3.8L "3800" PFI - BONNEVILLE, ELECTRA & NINETY-EIGHT
- CHART C-8B, TORQUE CONVERTER CLUTCH - 3.3L "A" BODY W/THM 4T60 TRANSMISSION (1 OF 2)
- INTRODUCTION
- WASTEGATE/BOOST PRESSURE TEST
- WASTEGATE ACTUATOR
- WASTEGATE SOLENOID
- A/C ON SWITCH SYSTEM TEST
- A/C PRESSURE SENSOR (2.3L & 3.1L J BODY)
- A/C PRESSURE SWITCH
- BRAKE SWITCH
- CAMSHAFT SENSOR (3.8L VIN C)
- COOLANT LEVEL SENSOR/COOLANT LEVEL LIGHT
- COOLANT TEMPERATURE SENSOR (CTS)
- CRANKSHAFT POSITION SENSOR (2.3L IDI)
- CRANKSHAFT POSITION SENSOR (DIS)
- DUAL CRANK (COMBINATION) SENSOR (3.3L C(3)I SYSTEM)
- EGR POSITION SENSOR
- ENGINE OIL TEMPERATURE SENSOR (5.7L VIN 8)
- KNOCK SENSOR
- CAMSHAFT SENSOR/HALL EFFECT SWITCH (CADILLAC EXCEPT BROUGHAM)
- MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR
- MANIFOLD AIR TEMPERATURE (MAT) SENSOR
- MASS AIRFLOW SENSOR
- OXYGEN SENSOR (O2)
- P/N SWITCH
- POWER STEERING PRESSURE SWITCH (PSPS)
- PRESSURE/BARO SENSOR CARBURETED 5.0L (VIN Y)
- THROTTLE POSITION SENSOR (TPS)
- VEHICLE SPEED SENSOR (PM GENERATOR TYPE)
- VEHICLE SPEED SENSOR (LED TYPE)
- A/C RELAYS
- FUEL PUMP RELAY
- SOLENOIDS
- CANISTER PURGE SOLENOID
- MIXTURE CONTROL SOLENOID
- ILC/RVB/EGR SOLENOID
- IDLE AIR CONTROL (IAC) MOTOR
- IDLE SPEED CONTROL (ISC) MOTOR
- FUEL SYSTEM
- FUEL PRESSURE REGULATOR (PFI)
- FUEL PRESSURE REGULATOR (TBI)
- FUEL PUMP RELAY BY-PASS PROCEDURE
- FUEL CONTROL (CARBURETED)
- FLOAT LEVEL (ON-VEHICLE)
- HOT AIR CHOKE
- OXYGEN SENSOR
- VACUUM BREAK
- FUEL INJECTOR(S)
- INJECTOR BALANCE TEST
- IDLE SPEED CONTROL (ISC) MOTOR (CADILLAC EXCEPT BROUGHAM)
- IDLE SWITCH (CADILLAC EXCEPT BROUGHAM)
- IDLE LOAD COMPENSATOR (ILC)
- CHART C-4-1 (C3I MISFIRE AT IDLE 3.3L VIN N)
- CHART C-4-2 (C3I MISFIRE UNDER LOAD IDLE 3.3L VIN N)
- IGNITION SYSTEM (EXC. C3I)
- ELECTRONIC SPARK TIMING (EST) ADVANCE SYSTEM
- ELECTRONIC SPARK CONTROL (ESC) RETARD SYSTEM (WITHOUT ESC CONTROLLER)
- ELECTRONIC SPARK CONTROL (ESC) RETARD SYSTEM (WITH ESC CONTROLLER)
- AIR PUMP
- CHECK VALVE
- DECELERATION VALVE
- ELECTRIC DIVERT & ELECTRIC SWITCHING VALVE (EDES)
- PRESSURE OPERATED ELEC. DIVERT/ELEC. SWITCHING (PEDES)
- EARLY FUEL EVAPORATION (EFE) CARBURETED 5.0L (VIN Y)
- EARLY FUEL EVAPORATION SYSTEM CHECK
- EXHAUST GAS RECIRCULATION (EGR)
- SYSTEM TEST
- EGR CONTROL SOLENOID
- DIGITAL EGR VALVE
- POSITIVE BACKPRESSURE EGR VALVE
- NEGATIVE BACKPRESSURE EGR VALVE
- PULSE WIDTH MODULATED EGR VALVE
- INTEGRATED ELECTRONIC EGR VALVE
- FUEL EVAPORATION CONTROL
- CANISTER CONTROL VALVE (TYPE 1)
- CANISTER CONTROL VALVE (TYPE 2)
- EVAP PURGE VALVE SOLENOID
- FUEL TANK PRESSURE CONTROL VALVE
- THERMAL BOWL VENT VALVE (TBVV) CARBURETED 5.0L (VIN Y)
- CHECKING PCV VALVE FUNCTION
- PCV VALVE FUNCTION
- TEMPERATURE SENSOR
- VACUUM DIAPHRAGM MOTOR
- MISCELLANEOUS ECM CONTROLS
- A/C Clutch Relay
- A/C WOT CUT-OUT RELAY
- COOLING FAN
- COOLING FAN SYSTEM & QUAD-DRIVER CHECK
- COOLING FAN RELAY
- COOLING FAN MOTOR
- COOLANT LEVEL LIGHT
- HOT LIGHT OR COOLANT TEMPERATURE LIGHT
- CONVERTER CLUTCH SOLENOID
- CONVERTER LOCK-UP SIGNAL AT TRANSMISSION
- CONVERTER LOCK-UP SIGNAL FROM ECM
- SHIFT LIGHT (MANUAL TRANSMISSION)
- 1-4 SHIFT SYSTEM CHECK (MANUAL TRANSMISSION CORVETTE)
- 1-4 SHIFT LIGHT (MANUAL TRANSMISSION CORVETTE)
- 1-4 SHIFT RELAY (MANUAL TRANSMISSION CORVETTE)