GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2005
🢒
LaCrosse
🢒
Engine
🢒 Engine Controls - 3.6L (LY7)
Engine
All Component Locator
Engine Controls Component Views
All Description and Operation
Air Intake System Description
Camshaft Actuator System Description
Electronic Ignition (EI) System Description
Engine Control Module Description
Evaporative Emission Control System Description
Fuel System Description
Knock Sensor (KS) System Description
Throttle Actuator Control (TAC) System Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Engine Control Module Connector End Views
Engine Controls Connector End Views
Cleaning, Inspection, and Adjustment
Fuel System Cleaning
Idle Learn
Spark Plug Replacement
Throttle Body Inspection and Cleaning
Diagnostic Procedures
Alcohol/Contaminants-in-Fuel Diagnosis
Backfire
Cuts Out, Misses
Detonation/Spark Knock
Diagnostic Starting Point - Engine Controls
Dieseling, Run-On
Electronic Ignition (EI) System Diagnosis
Engine Cranks But Does Not Run
Fuel Injector Balance Test with Special Tool
Fuel Injector Balance Test with Tech 2
Fuel Injector Solenoid Coil Test
Fuel Pump Electrical Circuit Diagnosis
Fuel System Diagnosis
Fuel Tank Leak Test
Hard Start
Hesitation, Sag, Stumble
Inspection/Maintenance (I/M) Catalyst System Set Procedure
Inspection/Maintenance (I/M) Complete System Set Procedure
Inspection/Maintenance (I/M) System Check
Inspection/Maintenance (I/M) System DTC Table
Inspection/Maintenance Evaporative Emission System Set
Inspection/Maintenance Heated Oxygen Sensor Heater System Set
Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set
Intermittent Conditions
Lack of Power, Sluggishness, or Sponginess
Poor Fuel Economy
Poor Fuel Fill Quality
Rough, Unstable, or Incorrect Idle and Stalling
Surges/Chuggles
Symptoms - Engine Controls
Diagnostic Trouble Codes
DTC P0008
DTC P0009
DTC P0010, P0013, P0020, or P0023
DTC P0011, P0014, P0021, or P0024
DTC P0016, P0017, P0018, or P0019
DTC P0030 or P0036
DTC P0031 or P0037
DTC P0032 or P0038
DTC P0053
DTC P0101
DTC P0102
DTC P0103
DTC P0112
DTC P0113
DTC P0117
DTC P0118
DTC P0121
DTC P0122
DTC P0123
DTC P0125
DTC P0128
DTC P0130
DTC P0131
DTC P0132
DTC P0133
DTC P0135
DTC P0137
DTC P0138
DTC P0140
DTC P0141
DTC P0201, P0202, P0203, P0204, P0205, or P0206
DTC P0221
DTC P0222
DTC P0223
DTC P0261, P0264, P0267, P0270, P0273, or P0276
DTC P0262, P0265, P0268, P0271, P0274, or P0277
DTC P0300
DTC P0301-P0306
DTC P0318
DTC P0324
DTC P0327 or P0332
DTC P0328 or P0333
DTC P0335
DTC P0336
DTC P0338
DTC P0341, P0346, P0366, or P0391
DTC P0342, P0347, P0367, or P0392
DTC P0343, P0348, P0368, or P0393
DTC P0351-P0356
DTC P0420
DTC P0442
DTC P0443
DTC P0446
DTC P0449
DTC P0451
DTC P0452
DTC P0453
DTC P0455
DTC P0458
DTC P0459
DTC P0496
DTC P0498
DTC P0499
DTC P0506 or P0507
DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610
DTC P0627
DTC P0628
DTC P0629
DTC P0638
DTC P0650
DTC P0700
DTC P0864
DTC P1011-P1014
DTC P1551
DTC P167A
DTC P1845
DTC P2088, P2090, P2092, or P2094
DTC P2089, P2091, P2093, or P2095
DTC P2096
DTC P2097
DTC P2100
DTC P2101
DTC P2105
DTC P2107
DTC P2119
DTC P2122
DTC P2123
DTC P2127
DTC P2128
DTC P2138
DTC P2176
DTC P2177
DTC P2178
DTC P2187
DTC P2188
DTC P2195
DTC P2196
DTC P2227
DTC P2228
DTC P2229
DTC P2231
DTC P2232
DTC P2237
DTC P2243
DTC P2251
DTC P2270
DTC P2271
DTC P2300, P2303, P2306, P2309, P2312, or P2315
DTC P2301, P2304, P2307, P2310, P2313, or P2316
DTC P2626
Electrical/Electronic Schematic Diagrams
Engine Controls Schematic Icons
Engine Controls Schematics
Electrical/Electronic Specifications
Diagnostic Trouble Code (DTC) Type Definitions
Diagnostic Trouble Code (DTC) Types
Ignition System Specifications
Temperature Versus Resistance - Engine Coolant Temperature Sensor
Temperature Versus Resistance - Intake Air Temperature Sensor
Gas, Vacuum and Fluids Schematics and Diagrams
Emission Hose Routing Diagram
Evaporative Emissions Hose Routing Diagram
Fuel Hose/Pipes Routing Diagram
General Diagnostic Information
Scan Tool Data Definitions
Scan Tool Data List
Scan Tool Output Controls
Mechanical Specifications
Fastener Tightening Specifications
Removal, Installation, and Replacement
Accelerator Pedal Position Sensor Replacement
Air Cleaner Assembly Replacement
Air Cleaner Element Replacement
Air Cleaner Inlet Duct Replacement
Barometric Pressure Sensor Replacement
Camshaft Position Actuator Solenoid Valve Solenoid Replacement - Bank 1 (Right Side) Exhaust
Camshaft Position Actuator Solenoid Valve Solenoid Replacement - Bank 1 (Right Side) Intake
Camshaft Position Actuator Solenoid Valve Solenoid Replacement - Bank 2 (Left Side) Exhaust
Camshaft Position Actuator Solenoid Valve Solenoid Replacement - Bank 2 (Left Side) Intake
Camshaft Position Sensor Replacement - Bank 1 (Right Side) Exhaust
Camshaft Position Sensor Replacement - Bank 1 (Right Side) Intake
Camshaft Position Sensor Replacement - Bank 2 (Left Side) Exhaust
Camshaft Position Sensor Replacement - Bank 2 (Left Side) Intake
Crankshaft Position Sensor Replacement
Engine Control Module Replacement
Engine Coolant Temperature Sensor Replacement
Evaporative Emission Canister Purge Solenoid Valve Replacement
Evaporative Emission Canister Replacement
Evaporative Emission Canister Vent Solenoid Valve Replacement
Evaporative Emission Hoses/Pipes Replacement - Chassis/Canister
Filler Tube Replacement
Fuel Hose/Pipes Replacement - Chassis
Fuel Injector and Fuel Rail Replacement
Fuel Level Sensor Replacement
Fuel Pressure Gage Installation and Removal
Fuel Pressure Relief
Fuel Tank Draining
Fuel Tank Module Replacement
Fuel Tank Pressure Sensor Replacement
Fuel Tank Replacement
Heated Oxygen Sensor Replacement - Sensor 1
Heated Oxygen Sensor Replacement - Sensor 2
Ignition Coil Replacement - Bank 1
Ignition Coil Replacement - Bank 2
Knock Sensor Replacement - Bank 1
Knock Sensor Replacement - Bank 2
Mass Airflow Sensor with Intake Air Temperature Sensor Replacement
Metal Collar Quick Connect Fitting Service
Plastic Collar Quick Connect Fitting Service
Spark Plug Inspection
Throttle Body Assembly Replacement