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POWER RACK & PINION
2001 Chevrolet Camaro
2000-01 STEERING
Power Rack & Pinion
Cars - Except Prizm & Saturn
MODEL IDENTIFICATION
BODY CODE IDENTIFICATION
Body Code Model
"C" .................................................... Park Avenue
"E" ....................
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damage to pump and/or rack and pinion assembly. CAPACITY POWER STEERING FLUID CAPACITY Application Pump Capacity System Capacity All Models ............ 1.0 Pt. (0.5L) ......... 1.5 Pts. (0.75L)
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vehicle, ensuring steering wheel returns to center after turning. Fig. 1: Exploded View Of Power Rack & Pinion Steering Assembly (Typical) Courtesy of General Motors Corp. SYSTEM TESTS NOTE: Incorrect idle speed, fluid level, belt tension, as well as a damaged pump pulley, can affect test results. If any of these conditions exist, repair as necessary before testing power steering system. PRESSURE TEST 1) Disconnect high pressure line from
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record highest pressure displayed each time valve is closed. If readings are as specified and within 50 psi (4 kg/cm ) of each other, go to step 6). See PRESSURE RELIEF SPECIFICATIONS table. If readings are as specified but not within 50 psi (4 kg/cm ) of each other, go to next step. If readings are not as specified but within 50 psi (4 kg/cm ) of each other, go to step 5). PRESSURE RELIEF SPECIFICATIONS
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REMOVAL & INSTALLATION CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery. OUTER TIE ROD Removal Raise and support vehicle. Remove cotter pin and castle nut from outer tie rod end. Loosen outer-to-inner
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end of shaft. To complete installation, reverse removal procedure. Fill and bleed hydraulic system. See HYDRAULIC SYSTEM BLEEDING under LUBRICATION. POWER STEERING PUMP NOTE: When replacing power steering pump, ensure proper replacement pump is installed. Removal & Installation (Except "F" Body 5.7L) 1) Disconnect negative battery cable. Remove serpentine belt. Place a drain pan under vehicle. Remove or reposition, as necessary, coolant reservoir and power
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Removal (CB Series Pump) Remove power steering pump (if necessary to allow clearance for pulley removal). See POWER STEERING PUMP. Remove pump pulley. See POWER STEERING PUMP PULLEY. Protect pump shaft with shim stock. Use care not to damage pump shaft surface. Cut seal metal housing with small chisel to ease seal removal. Use screwdriver to pry seal out of body. Remove and discard seal. Remove shim stock from shaft. Installation Lubricate new seal with power
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frame, and remove rear engine frame-to-body mounting bolts. Ensure rear of engine frame can be lowered without damaging other components. Separate steering coupler from rack and pinion. On Eldorado, remove transaxle mount. Using jack, lower rear end of engine frame. 4) Place a drain pan under rack and pinion. Remove power steering pressure and return lines from rack and pinion assembly. Remove rack and pinion mounting bolts and bushings. Remove rack and pinion from vehicle through left
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steering coupler pinch bolts and remove coupler from rack and pinion. 2) Raise and support vehicle. Remove front wheels. Disconnect and separate front tie rod ends. See OUTER TIE ROD. Disconnect electrical connectors. Remove stabilizer bar from crossmember. Disconnect brake pipe from crossmember fastener clips. Remove rack and pinion mounting bolts and nuts. Using hand tools only, LOOSEN, DO NOT remove, four crossmember mounting nuts. Remove power rack and pinion through left wheelwell
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NOTE: Pump is not serviceable on Seville. Disassembly 1) Remove hydraulic union fitting (or VES actuator) from pump. See Fig. 4. Remove "O" ring, flow control valve assembly and flow control spring. Insert punch in access hole, and remove end cover retaining ring. Press gently on pulley end of shaft to remove end cover, "O" ring, pressure plate spring and pressure plate. 2) Remove shaft subassembly consisting of remaining components. Disassemble subassembly, noting
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Disassembly 1) Remove pump pulley. See POWER STEERING PUMP PULLEY under REMOVAL & INSTALLATION. Remove shaft bearing retaining ring. See Fig. 5. Pull shaft and bearing assembly out of pump. If removing bearing from shaft, measure and record clearance (if any) between shaft shoulder and bearing inner race. See Fig. 6. Pry shaft seal from housing. 2) Remove flow control fitting from pump. See Fig. 5. Remove "O" ring, flow control valve assembly and flow control spring.
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Fig. 5: Exploded View Of Power Steering Pump (TC Series) Courtesy of General Motors Corp. Fig. 6: Measuring Shaft Bearing Clearance (TC Series) Courtesy of General Motors Corp.
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Fig. 7: Installing Bearing & Retaining Ring (TC Series) Courtesy of General Motors Corp. RACK & PINION
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NOTE: Perform overhaul procedures with rack and pinion assembly removed from vehicle. See RACK & PINION ASSEMBLY under REMOVAL & INSTALLATION. Disassembly (Pinion & Valve Assembly) CAUTION: Do not hammer end of stub shaft, as drive pin on pinion and valve assembly will loosen or break. 1) Remove adjuster plug lock nut, adjuster plug, adjuster spring and rack bearing. See Fig. 1. Remove retaining ring from stub shaft. Remove dust cover from bottom of pinion
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Clean valve body ring grooves. Check pinion and valve assembly drive pin. If pin is broken, replace rack and pinion assembly. Reassembly 1) Apply grease to ring grooves. See Fig. 9. Install new valve body rings on pinion and valve assembly, ensuring split tabs are engaged and staggered. Use care not to cut rings during installation. Apply grease to valve body rings. 2) Install pinion and valve assembly into Ring Protector (J- 37090). See Fig. 10. Position valv
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Fig. 9: Installing Valve Body Rings Courtesy of General Motors Corp.
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Fig. 10: Setting Valve Body Rings Courtesy of General Motors Corp. INNER TIE ROD Disassembly 1) Remove outer tie rod end from inner tie rod, noting number
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of turns required for removal. Remove hex jam nut from inner tie rod. Remove adjusting nut from inner tie rod. Remove outer boot clamp. Cut off and discard inner boot clamp. Mark location of breather tube (if equipped) for reassembly reference. Slide boot from inner tie rod. 2) Slide shock damper ring on inner tie rod assembly back toward rack. Place a wrench on flat side of rack to prevent turning. Place another wrench on flats of inner tie rod. Rotate inner tie rod counterclockwise un
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TORQUE SPECIFICATIONS Application Ft. Lbs. (N.m) Adjuster Plug Lock Nut Magnasteer ............................................... 50 (68) Quiet Valve .............................................. 55 (75) Crossmember Bolts "J" & "Y" Bodies ........................................ 81 (110) Engine Frame-
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