GMC pontiac firebird 1999 Manuals

Manuals and User Guides for GMC pontiac firebird 1999. We have 1 GMC pontiac firebird 1999 manual available for free PDF download: Service Manual

GMC pontiac firebird 1999 Service Manual

GMC pontiac firebird 1999 Service Manual (4602 pages)

Brand: GMC | Category: Automobile | Size: 206.29 MB

Table of Contents

Table of Contents
232
Power Steering System
234
Specifications
234
Fluid Specifications
234
Visual Identification
235
Power Steering Gear - Disassembled View (Quiet Valve)
235
Power Steering Pump - Disassembled View (Return Tube)
237
Diagnostic Information and Procedures
238
Hissing Noise in Steering Gear
238
Rattle in Rack and Pinion
238
Power Steering Gear and Pump Leaks
238
Seal Replacement Recommendations
240
Power Steering System Test Procedure
241
Excessive Wheel Kickback or Loose Steering
242
Increase in Effort While Turning Steering Wheel
242
Poor Return of Steering Wheel
242
Steering Wheel Surges/Jerks While Turning
242
Steering Wheel Kickback
242
Steering Effort Hard in both Directions
243
Too Much Play in Steering
243
Vehicle Leads to One Side or the Other
243
Foaming, Milky-Appearing PS Fluid, Low in Level
243
Low Oil Pressure Due to Steering Gear
244
Low Oil Pressure Due to Steering Pump
244
Groan Noise in Steering Pump
244
Growl Noise in Steering Pump
244
Whine Noise in Steering Pump
244
Remote Power Steering Fluid Reservoir
245
Replacement (3800 VIN K)
245
Remote PS Fluid Reservoir Bracket Replacement (3800 VIN K)
245
Power Steering Pulley Replacement
247
Power Steering Pump Replacement (3800 VIN K)
248
Power Steering Pump
248
Replacement (5.71., VIN G)
248
Power Steering Reservoir Replacement
250
Off Vehicle (5.7L VIN G (Integral Unit))
250
Power Steering Pump Flow Control Valve
252
Return Tube
252
Power Steering Pump Front Bracket
253
Replacement (5.7 L VIN G)
253
Power Steering Pump Rear Bracket
254
Replacement (5.7L VIN G)
254
Checking and Adding Power
255
Steering Fluid
255
Bleeding Power Steering System
255
Flushing the Power Steering System
258
Power Steering Hoses Replacement
259
Power Steering Cooler Replacement (5.7L VIN G)
262
Power Steering Gear Replacement
263
Rack Bearing Preload Adjustment - off Vehicle (Quiet Valve)
267
Rack and Pinion Boot Replacement - off Vehicle (Quiet Valve)
267
Steering Gear Cylinder Pipe
270
Assemblies/0-Ring Seals Replacement
270
Off Vehicle (Quiet Valve)
270
Tie Rod End Replacement - Outer - off Vehicle
272
Tie Rod Replacement - Inner
275
Steering Gear Stub Shaft Seals and Bearing Replacement - off Vehicle
276
Description and Operation
280
Power Steering Pump Description
280
Power Steering Gear Description
280
Seal Replacement Recommendations
280
Special Tools and Equipment
281
Steering Wheel and Column - Tilt
282
Specifications
282
Fastener Tightening Specifications
282
GM SPO Group Numbers
282
Visual Identification
284
Steering Column - Disassembled View
284
Schematic and Routing Diagrams
286
Tilt Wheel/Column Schematic References
286
Tilt Wheel/Column Schematic Icons
286
Auto Trans Shift Lock Control Schematics
287
Component Locator
288
Tilt Wheel/Column Components
288
Tilt Wheel/Column Component Views
289
Tilt Wheel/Column Connector End Views
290
Diagnostic Information and Procedures
290
Auto Trans Shift Lock Control System Check
290
Auto Trans Shift Lock Control Inoperative
291
Lock System Does Not Unlock
292
Lock System Does Not Lock
292
Key Cannot be Removed in the .. off Lock Position
293
Lock Cylinder Can be Removed Without Depressing Retainer
293
High Lock Effort between the off Lock Positions
293
High Lock Effort
293
Noise in Steering Column
293
High Steering Shaft Effort
294
Looseness in Steering Column
294
Lower Housing Scraping Upper Housing
294
Loose Steering Wheel
294
Loose Steering Wheel (Every Other Tilt Position)
294
Steering Wheel Does Not Lock in any Tilt Position
294
Steering Wheel Not Returning to Top Tilt Position
295
Noise When Tilting Steering Column
295
Turn Signal Does Not Indicate Lane Change
295
Turn Signal Does Not Stay in Turn Position
295
Turn Signal Does Not Cancel
295
Turn Signal Difficult to Operate
296
Hazard Switch Cannot be Turned off
296
Hazard Switch Does Not Stay on
296
Ignition Switch Electrical System Does Not Operate
296
Ignition Switch Does Not Turn
296
Ignition Switch Cannot be Set Correctly
296
Repair Instructions
297
Ignition Switch Replacement - on Vehicle
297
Multifunction Turn Signal Lever Replacement - on Vehicle
299
Hazard Warning Switch Replacement - on Vehicle
300
Tilt Lever Replacement - on Vehicle
300
Horn Switch Replacement - on Vehicle (Chevrolet)
301
Horn Switch Replacement - on Vehicle (Pontiac)
302
Steering Wheel Control Switch Assembly Replacement
302
Steering Wheel Replacement
303
Intermediate Steering Shaft Replacement
304
Steering Column Replacement
306
Inflatable Restraint Steering Wheel Module Coil - Disassemble -Off Vehicle
308
Inflatable Restraint Steering Wheel
308
Module Coil - Assemble - off Vehicle
309
Turn Signal and Multifcn Switch Assembly - Disassemble - off Vehicle
311
Turn Signal and Multifcn Switch Assembly - Assemble - off Vehicle
312
Ignition Switch Assembly - Disassemble
313
Ignition Switch Assembly - Assemble
313
Ignition and Key Alarm Switch Assembly - off Vehicle
314
Dimmer Switch Assembly - Disassemble
319
Dimmer Switch Assembly - Assemble
319
Pivot and Pulse Switch Assembly - Disassemble - off Vehicle
320
Pivot and Pulse Switch Assembly - Assemble - off Vehicle
321
Steering Column Lock Cylinder Set - Disassemble
321
Steering Column Lock Cylinder Set - Assemble
322
Tilt Spring - Disassemble
322
Tilt Spring - Assemble
323
Turn Signal Cancel Cam, Upper Bearing Inner Race Disassemble
325
Turn Signal Cancel Cam, Upper Bearing Inner Race Assemble - off Vehicle
326
Steering Column Housing - Disassemble
327
Steering Column Housing - Assemble
328
Lock Housing Assembly - Disassemble
329
Lock Housing Assembly - Assemble
331
Steering Shaft, Lower Bearing, Jacket- Disassemble
332
Steering Shaft, Lower Bearing, Jacket- Assemble
334
Steering Column Accident Damage - off Vehicle
337
Description and Operation
339
Steering Wheel and Column Description
339
Ignition Lock System Description
340
Auto Trans Shift Lock Control Description
340
Auto Trans Shift Lock Control Ircuit Description
340
Supplemental Inflatable Restraint Description
340
Special Tools and Equipment
341
Suspension General Diagnosis
344
Specifications
344
Trim Height Specifications
344
Diagnostic Information and Procedures
345
Abnormal or Excessive Tire Wear
345
Trim Height
345
Struts or Shock Absorbers Weak
348
Struts or Shock Absorbers Noisy
349
Struts or Shock Absorbers Leak
349
Struts or Shock Absorbers Bench Test
349
Description and Operation
349
General Description
349
Wheel Alignment
350
Specifications
350
Wheel Alignment Specifications
350
Fastener Tightening Specifications
350
Diagnostic Information and Procedures
350
Preliminary Alignment Inspection
350
Repair Instructions
351
Measuring Wheel Alignment
351
Front Caster and Camber Adjustment
351
Front Toe Adjustment
352
Rear Thrust Angle Adjustment
352
Description and Operation
353
Caster Description
353
Camber Description
353
Toe Description
354
Front Suspension
355
Specifications
355
Fastener Tightening Specifications
355
GM SPO Group Numbers
355
Component Locator
356
Front Suspension Components
356
Diagnostic Information and Procedures
357
Ball Stud Check
357
Repair Instructions
358
Wheel Hub Bolt Replacement
358
Stabilizer Shaft Replacement
359
Stabilizer Shaft Link Replacement
360
Upper Ball Joint Replacement
360
Lower Ball Joint Replacement
363
Wheel Bearing/Hub Replacement - Front
365
Steering Knuckle Replacement
366
Upper Control Arm Replacement
368
Upper Control Arm Bushings Replacement
370
Lower Control Arm Replacement
371
Lower Control Arm Bushings Replacement (Front Bushing)
373
Lower Control Arm Bushings Replacement (Rear Bushing)
374
Shock Absorber Replacement
375
Description and Operation
381
General Description
381
Special Tools and Equipment
382
Rear Suspension
385
Specifications
385
Fastener Tightening Specifications
385
GM SPO Group Numbers
385
Repair Instructions
386
Bumper Replacement
386
Rear Axle Lower Control Arm Replacement
388
Rear Axle Lower Control Arm Bushings Replace
389
Torque Arm Replacement
390
Stabilizer Shaft Replacement
392
Stabilizer Shaft Link Replacement
396
Shock Absorber Replacement
397
Coil Spring Replacement
398
Coil Spring Insulators Replacement
399
Track Bar Replacement
400
Description and Operation
401
General Description
401
Special Tools and Equipment
402
Tires and Wheels
403
Specifications
403
Tire and Wheel Specifications
403
Fastener Tightening Specifications
403
GM SPO Group Numbers
403
Diagnostic Information and Procedures
404
Wheel Mounting Surface Check
404
Radial Tire Lead/Pull Correction
405
Repair Instructions
406
Aluminum Wheel Hub Cap Replacement
406
Aluminum Wheel Porosity Repair
406
Aluminum Wheel Refinishing
406
Tire and Wheel Removal and Installation (Wheel Removal)
408
Tire and Wheel Removal and Installation (Wheel Installation)
409
Tire Repair
410
Compact Spare Tire Replacement
410
Tire Mounting and Dismounting
410
Tire Rotation
411
Description and Operation
412
Tires Description
412
Tire Inflation Description
412
Tire Chain Usage Description
413
P-Metric Sized Tires Description
413
Tire Placard Description
414
Wheels Description
414
Replacement Wheels Description
414
Propeller Shaft
418
Specifications
418
Fastener Tightening Specifications
418
Propeller Shaft Runout Specifications
418
GM SPO Group Numbers
418
Diagnostic Information and Procedures
419
Propeller Shaft Diagnosis
419
Leak at Front Slip Yoke
420
Ping, Snap, or Click Noise
421
Knock or Clunk Noise
422
Scraping Noise
422
Shudder on Acceleration at Low Speed
422
Repair Instructions
423
Propeller Shaft Replacement - One-Piece
423
Propeller Shaft Replacement - Two-Piece
425
Universal Joints Replacement
429
Description and Operation
433
Propeller Shaft Description
433
Propeller Shaft Phasing Description
434
Universal Joint Description
434
Center Bearing Description
434
Special Tools and Equipment
435
Rear Drive Axle
436
Specifications
436
Fastener Tightening Specifications
436
Rear Axle Specifications (General Specifications)
436
Rear Axle Specifications (Bearing Shim Thickness)
436
Rear Axle Usage
437
Pinion Bearing and Differential Bearing Preload
437
GM SPO Group Numbers
438
Diagnostic Information and Procedures
438
Noise Diagnosis
438
Repair Instructions
440
Lubricant Level Check
440
Rear Cover and Gasket Replacement
440
Rear Axle Disassemble
441
Drive Pinion Disassemble
442
Pinion Depth Adjustment
444
Drive Pinion Assemble
446
Rear Axle Assemble
448
Axle Shaft Replacement
448
Oil Seal And/Or Bearing Replacement
450
Pinion Oil Seal Replacement
451
Inspection before Disassembly
455
Axle Housing Inspection
455
Differential Inspection
455
Bearings Inspection
455
Side Bearing Preload Adjustment
455
Backlash Adjustment
457
Gear Tooth Contact Pattern Check
458
Axle Replacement
461
Pinion Flange Replacement
462
Differential Carrier Replacement
463
Pinion and Ring Gear Inspection
465
Description and Operation
470
Rear Axle Description
470
Special Tools and Equipment
472
Hydraulic Brakes
480
Specifications
480
Fastener Tightening Specifications
480
Brake System Specifications
480
GM SPO Group Numbers
480
Schematic and Routing Diagrams
481
Hydraulic Brakes Schematic References
481
Hydraulic Brakes Schematic Icons
481
Component Locator
483
Hydraulic Brakes Components
483
Hydraulic Brakes Component Views
484
Hydraulic Brakes Connector End Views
486
Diagnostic Information and Procedures
487
Hydraulic Brake Diagnostic System Check
487
Brake Warning System Check
493
Brake Warning Indicator Always on
494
Brake Warning Indicator Inoperative
494
Brake Pedal Travel
496
Brake System Testing
496
Brake Fluid Leaks
496
Master Cylinder Diagnosis
497
Repair Instructions
498
Master Cylinder Reservoir Filling
498
Master Cylinder Reservoir Replacement
499
Master Cylinder Replacement
500
Master Cylinder Bench Bleeding
501
Master Cylinder Fluid Level Sensor Replacement
502
Brake Pedal Replacement
503
Brake Pedal Bracket Replacement
507
Brake Pipe Replacement
511
ISO Flares Replacement
511
Brake Hose Inspection
512
Brake Hose Replacement - Front
513
Brake Hose Replacement - Rear (Rear Brake Hose)
514
Brake Hose Replacement - Rear (Without Traction Control)
516
Brake Hose Replacement - Rear (with Traction Control)
518
Hydraulic Brake System Bleeding (Manual Bleed)
519
Hydraulic Brake System Bleeding (Pressure Bleed)
521
Hydraulic Brake System Bleeding (When to Bleed)
522
Hydraulic Brake System Flushing
522
Vacuum Brake Booster Replacement
523
Vacuum Brake Booster Hose Replacement
525
Vacuum Brake Booster Check Valve Replacement
525
Stoplamp Switch Replacement
526
Stoplamp Switch Adjustment
527
Description and Operation
528
Master Cylinder Description
528
Brake Fluid and Brake Fluid Handling
529
Vacuum Brake Booster Description
529
Brake Warning System Description
530
Brake Warning System Circuit Description
530
Special Tools and Equipment
531
Disc Brakes
532
Specifications
532
Fastener Tightening Specifications
532
Component Specifications
532
GM SPO Group Numbers
532
Diagnostic Information and Procedures
533
Brake Rotor Thickness Variation Check
533
Brake Rotor Lateral Runout Check
533
Brake Rotor Tolerance
533
Repair Instructions
534
Brake Pad Inspection
534
Brake Pads Replacement (Front)
534
Brake Pads Replacement (Rear)
536
Burnishing Pads and Rotors
539
Brake Caliper Replacement (Front)
539
Brake Caliper Replacement (Rear)
543
Brake Caliper Inspection
546
Brake Caliper Overhaul (Front)
546
Brake Caliper Overhaul (Rear)
549
Brake Caliper Bracket Replacement (Front)
552
Brake Caliper Bracket Replacement (Rear)
553
Brake Rotor Replacement (Front)
553
Brake Rotor Replacement (Rear)
554
Refinishing Brake Rotors (Front)
555
Refinishing Brake Rotors (Rear)
556
Description and Operation
557
Disc Brakes System Description (Front)
557
Disc Brakes System Description (Rear)
558
Special Tools and Equipment
559
Park Brake
560
Specifications
560
Fastener Tightening Specifications
560
GM SPO Group Numbers
560
Repair Instructions
561
Park Brake Shoe Replacement
561
Park Brake Shoe Adjustment
562
Park Brake Lever Replacement
562
Park Brake Cable Replacement (Front)
564
Park Brake Cable Replacement (Rear)
566
Brake Drum Inspection
569
Backing Plate Replacement
570
Park Brake Actuator Replacement
570
Description and Operation
572
System Description
572
Special Tools and Equipment
572
Antilock Brake System
573
Specifications
573
Fastener Tightening Specifications
573
GM SPO Group Numbers
573
Schematic and Routing Diagrams
573
Antilock Brakes System Schematic References
573
Antilock Brakes System Schematic Icons
573
Antilock Brake System Schematics
581
Component Locator
586
Antilock Brakes System Components
586
Antilock Brakes System Component Views
589
Antilock Brakes System Connector End Views
597
Diagnostic Information and Procedures
601
Self-Diagnostics
601
Displaying Dtcs (Displaying Dtcs)
601
Clearing Dtcs
601
Lntermittents and Poor Connections
601
Initialization Sequence
601
Scan Tool Diagnostics
601
Electromagnetic Interference
603
ABS Diagnostic System Check
604
OTC List
606
OTC C0035 LF Wheel Speed Circuit Malfunction
606
OTC C0036 LF Wheel Speed Circuit Range/Performance
606
OTC C0040 RF Wheel Speed Circuit Malfunction
614
DTC C0041 RF Wheel Speed Circuit Range/Performance
616
OTC C0045 LR Wheel Speed Circuit Malfunction
620
OTC C0046 LR Wheel Speed Circuit Range/Performance
623
OTC C0050 RR Wheel Speed Circuit Malfunction
625
OTC C0051 RR Wheel Speed Circuit
629
Range/Performance
629
OTC C0055 Rear Wheel Speed Circuit Malfunction
631
DTC C0056 Rear Wheel Speed CKT Range/Performance
634
DTC C0060 LF ABS Solenoid #1 Circuit Malfunction
637
OTC C0065 LF ABS Solenoid #2 Circuit Malfunction
639
OTC C0070 RF ABS Solenoid #1 Circuit Malfunction
641
DTC C0075 RF ABS Solenoid #2 Circuit Malfunction
644
OTC C0085 LR ABS Solenoid #2 Circuit Malfunction
647
OTC C0090 RR ABS Solenoid #1 Circuit Malfunction
649
OTC C0100 Rear ABS Solenoid #1 Circuit Malfunction
653
DTC C0105 Rear ABS Solenoid #2 Circuit Malfunction
654
OTC C0110 Pump Motor Circuit Malfunction
658
OTC C0121 Valve Relay Circuit Malfunction
660
OTC C0161 ABS/TCS Brake Switch Circuit Malfunction
664
OTC C0166 TCS Priming Line Valve CKT Malfunction
666
OTC C0171 TCS Pilot Valve Circuit Malfunction
668
DTC C0181 Throttle Reduction Motor CKT Malfunction
671
OTC C0182 Throttle Reduction Motor CKT Range Pert
674
DTC C0237 TCS Throttle Position Signal Malfunction
678
OTC C0240 PCM Traction Control Not Allowed
684
OTC C0241 PCM Indicated Requested Torque Malf
686
OTC C0244 PWM Delivered Torque Malfunction
689
OTC C0245 Wheel Speed Sensor Frequency Error
692
OTC C0550 ECU Malfunction
695
OTC C0901 Device #2 Voltage Low
698
TCS off Indicator on with no OTC Set
700
TCS off Indicator Inoperative with no OTC Set
703
ASR Indicator Inoperative with no OTC Set
709
No Communication with EBCM/EBTCM
712
ABS Indicator on no OTC Set
714
Low Traction Indicator Always on
718
Low Traction Indicator Inoperative
720
Repair Instructions
722
Electronic Brake Control Module (EBCM) Replacement
722
Accelerator and Servo Control
725
Brake Pressure Modulator Valve Replacement
726
Adjuster Assembly Replacement
728
Cable Adjustment Procedure
730
Wheel Speed Sensor Replacement
730
(Rear with out Traction Control)
730
Wheel Speed Sensor Replacement (Rear with Traction Control)
731
Wheel Speed Sensor Replacement (Front)
732
Wheel Speed Sensor Jumper Harness Replacement (Rear with Traction Control)
732
Wheel Speed Sensor Jumper
732
Wheel Speed Sensor Jumper Harness Replacement (Front Left)
733
Wheel Speed Sensor Jumper Harness Replacement (Front Right)
734
Wheel Speed Sensor Ring Replacement (with out Traction Control)
735
Wheel Speed Sensor Ring Replacement (with Traction Control)
735
Traction Control Switch Replacement (Chevrolet)
735
Traction Control Switch Replacement (Pontiac)
736
Description and Operation
737
Service Precautions
737
General System Description
738
Abbreviations and Definitions
738
Basic Knowledge Required
738
ABS System Description
738
ABS System Operation
739
Specifications
796
Fastener Tightening Specifications
796
Engine Mechanical Specifications
797
GM SPO Group Numbers
800
Sealers, Adhesives, and Lubricants
801
Diagnostic Information and Procedures
801
Base Engine Misfire Diagnosis
801
Engine Compression Test
803
Engine Noise Diagnosis (Base Engine)
803
Engine Noise Diagnosis (Valve Train)
805
Oil Consumption Diagnosis
808
Oil Pressure Diagnosis and Testing
808
Oil Leak Diagnosis
809
Cylinder Leakage Test
811
Drive Belt Diagnosis
811
Disassembled Views
815
Repair Instructions
821
Drive Belt Replacement
821
Drive Belt Tensioner Replacement
822
Engine Mount Inspection
825
Engine Mount Replacement
825
Oil Level Indicator and Tube Replacement
834
Intake Manifold Replacement (Upper)
834
Intake Manifold Replacement (Lower )
846
Exhaust Manifold Replacement (Left )
848
Exhaust Manifold Replacement (Right )
854
Valve Rocker Arm Cover Replacement (Left )
861
Valve Rocker Arm Cover Replacement (Right )
865
Valve Rocker Arm and Push Rod Replacement
867
Valve Rocker Arm and Push Rod
867

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